Home / 92,376.29-138,294.54-83,512.10

Finding the Fourth Proportional to 92,376.29, 138,294.54 and 83,512.10

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Solution

The fourth proportional to 92,376.29, 138,294.54 and 83,512.10 is: 125,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,376.29 : 138,294.54 = 83,512.10 : x
  2. Step 2: Convert to fraction form
    92,376.29/138,294.54 = 83,512.10/x
  3. Step 3: Cross multiply
    92,376.29x = 138,294.54 × 83,512.10
  4. Step 4: Simplify right side
    92,376.29x = 11,549,266,762.46
  5. Step 5: Solve for x
    x = 11,549,266,762.46/92,376.29
  6. Step 6: Final answer
    x = 125,024.15

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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.