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Finding the Fourth Proportional to 125,504.32, 188,262.96 and 32,010.88

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Solution

The fourth proportional to 125,504.32, 188,262.96 and 32,010.88 is: 48,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,504.32 : 188,262.96 = 32,010.88 : x
  2. Step 2: Convert to fraction form
    125,504.32/188,262.96 = 32,010.88/x
  3. Step 3: Cross multiply
    125,504.32x = 188,262.96 × 32,010.88
  4. Step 4: Simplify right side
    125,504.32x = 6,026,463,021.00
  5. Step 5: Solve for x
    x = 6,026,463,021.00/125,504.32
  6. Step 6: Final answer
    x = 48,017.97

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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.