Home / 91,044.17-125,641.02-50,757.12

Finding the Fourth Proportional to 91,044.17, 125,641.02 and 50,757.12

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Solution

The fourth proportional to 91,044.17, 125,641.02 and 50,757.12 is: 70,044.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,044.17 : 125,641.02 = 50,757.12 : x
  2. Step 2: Convert to fraction form
    91,044.17/125,641.02 = 50,757.12/x
  3. Step 3: Cross multiply
    91,044.17x = 125,641.02 × 50,757.12
  4. Step 4: Simplify right side
    91,044.17x = 6,377,176,329.06
  5. Step 5: Solve for x
    x = 6,377,176,329.06/91,044.17
  6. Step 6: Final answer
    x = 70,044.87

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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.