Home / 92,515.12-138,773.04-22,394.32

Finding the Fourth Proportional to 92,515.12, 138,773.04 and 22,394.32

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Solution

The fourth proportional to 92,515.12, 138,773.04 and 22,394.32 is: 33,591.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,515.12 : 138,773.04 = 22,394.32 : x
  2. Step 2: Convert to fraction form
    92,515.12/138,773.04 = 22,394.32/x
  3. Step 3: Cross multiply
    92,515.12x = 138,773.04 × 22,394.32
  4. Step 4: Simplify right side
    92,515.12x = 3,107,727,865.13
  5. Step 5: Solve for x
    x = 3,107,727,865.13/92,515.12
  6. Step 6: Final answer
    x = 33,591.57

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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.