Home / 90,426.75-124,773.72-60,257.13

Finding the Fourth Proportional to 90,426.75, 124,773.72 and 60,257.13

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Solution

The fourth proportional to 90,426.75, 124,773.72 and 60,257.13 is: 83,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,426.75 : 124,773.72 = 60,257.13 : x
  2. Step 2: Convert to fraction form
    90,426.75/124,773.72 = 60,257.13/x
  3. Step 3: Cross multiply
    90,426.75x = 124,773.72 × 60,257.13
  4. Step 4: Simplify right side
    90,426.75x = 7,518,506,266.62
  5. Step 5: Solve for x
    x = 7,518,506,266.62/90,426.75
  6. Step 6: Final answer
    x = 83,144.71

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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.