Home / 92,229.98-138,331.20-25,663.16

Finding the Fourth Proportional to 92,229.98, 138,331.20 and 25,663.16

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Solution

The fourth proportional to 92,229.98, 138,331.20 and 25,663.16 is: 38,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,229.98 : 138,331.20 = 25,663.16 : x
  2. Step 2: Convert to fraction form
    92,229.98/138,331.20 = 25,663.16/x
  3. Step 3: Cross multiply
    92,229.98x = 138,331.20 × 25,663.16
  4. Step 4: Simplify right side
    92,229.98x = 3,550,015,718.59
  5. Step 5: Solve for x
    x = 3,550,015,718.59/92,229.98
  6. Step 6: Final answer
    x = 38,490.91

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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.