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Finding the Fourth Proportional to 96,692.97, 145,082.96 and 52,267.71

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Solution

The fourth proportional to 96,692.97, 145,082.96 and 52,267.71 is: 78,425.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,692.97 : 145,082.96 = 52,267.71 : x
  2. Step 2: Convert to fraction form
    96,692.97/145,082.96 = 52,267.71/x
  3. Step 3: Cross multiply
    96,692.97x = 145,082.96 × 52,267.71
  4. Step 4: Simplify right side
    96,692.97x = 7,583,154,079.22
  5. Step 5: Solve for x
    x = 7,583,154,079.22/96,692.97
  6. Step 6: Final answer
    x = 78,425.08

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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.