Home / 45,741.40-68,612.10-34,514.80

Finding the Fourth Proportional to 45,741.40, 68,612.10 and 34,514.80

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Solution

The fourth proportional to 45,741.40, 68,612.10 and 34,514.80 is: 51,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,741.40 : 68,612.10 = 34,514.80 : x
  2. Step 2: Convert to fraction form
    45,741.40/68,612.10 = 34,514.80/x
  3. Step 3: Cross multiply
    45,741.40x = 68,612.10 × 34,514.80
  4. Step 4: Simplify right side
    45,741.40x = 2,368,132,909.08
  5. Step 5: Solve for x
    x = 2,368,132,909.08/45,741.40
  6. Step 6: Final answer
    x = 51,772.20

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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.