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Finding the Fourth Proportional to 232,692.16, 349,154.88 and 92,490.88

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Solution

The fourth proportional to 232,692.16, 349,154.88 and 92,490.88 is: 138,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,692.16 : 349,154.88 = 92,490.88 : x
  2. Step 2: Convert to fraction form
    232,692.16/349,154.88 = 92,490.88/x
  3. Step 3: Cross multiply
    232,692.16x = 349,154.88 × 92,490.88
  4. Step 4: Simplify right side
    232,692.16x = 32,293,642,107.49
  5. Step 5: Solve for x
    x = 32,293,642,107.49/232,692.16
  6. Step 6: Final answer
    x = 138,782.68

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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.