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Finding the Fourth Proportional to 92,332.28, 138,596.84 and 88,986.17

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Solution

The fourth proportional to 92,332.28, 138,596.84 and 88,986.17 is: 133,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,332.28 : 138,596.84 = 88,986.17 : x
  2. Step 2: Convert to fraction form
    92,332.28/138,596.84 = 88,986.17/x
  3. Step 3: Cross multiply
    92,332.28x = 138,596.84 × 88,986.17
  4. Step 4: Simplify right side
    92,332.28x = 12,333,201,965.70
  5. Step 5: Solve for x
    x = 12,333,201,965.70/92,332.28
  6. Step 6: Final answer
    x = 133,574.11

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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.