Home / 53,750.96-74,006.92-48,768.70

Finding the Fourth Proportional to 53,750.96, 74,006.92 and 48,768.70

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Solution

The fourth proportional to 53,750.96, 74,006.92 and 48,768.70 is: 67,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,750.96 : 74,006.92 = 48,768.70 : x
  2. Step 2: Convert to fraction form
    53,750.96/74,006.92 = 48,768.70/x
  3. Step 3: Cross multiply
    53,750.96x = 74,006.92 × 48,768.70
  4. Step 4: Simplify right side
    53,750.96x = 3,609,221,279.40
  5. Step 5: Solve for x
    x = 3,609,221,279.40/53,750.96
  6. Step 6: Final answer
    x = 67,147.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.