Home / 90,432.27-124,795.82-50,146.13

Finding the Fourth Proportional to 90,432.27, 124,795.82 and 50,146.13

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Solution

The fourth proportional to 90,432.27, 124,795.82 and 50,146.13 is: 69,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,432.27 : 124,795.82 = 50,146.13 : x
  2. Step 2: Convert to fraction form
    90,432.27/124,795.82 = 50,146.13/x
  3. Step 3: Cross multiply
    90,432.27x = 124,795.82 × 50,146.13
  4. Step 4: Simplify right side
    90,432.27x = 6,258,027,850.53
  5. Step 5: Solve for x
    x = 6,258,027,850.53/90,432.27
  6. Step 6: Final answer
    x = 69,201.27

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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.