Home / 48,862.90-73,294.35-45,910.45

Finding the Fourth Proportional to 48,862.90, 73,294.35 and 45,910.45

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Solution

The fourth proportional to 48,862.90, 73,294.35 and 45,910.45 is: 68,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,862.90 : 73,294.35 = 45,910.45 : x
  2. Step 2: Convert to fraction form
    48,862.90/73,294.35 = 45,910.45/x
  3. Step 3: Cross multiply
    48,862.90x = 73,294.35 × 45,910.45
  4. Step 4: Simplify right side
    48,862.90x = 3,364,976,590.96
  5. Step 5: Solve for x
    x = 3,364,976,590.96/48,862.90
  6. Step 6: Final answer
    x = 68,865.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.