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Finding the Fourth Proportional to 125,810.46, 188,624.10 and 59,213.58

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Solution

The fourth proportional to 125,810.46, 188,624.10 and 59,213.58 is: 88,777.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,810.46 : 188,624.10 = 59,213.58 : x
  2. Step 2: Convert to fraction form
    125,810.46/188,624.10 = 59,213.58/x
  3. Step 3: Cross multiply
    125,810.46x = 188,624.10 × 59,213.58
  4. Step 4: Simplify right side
    125,810.46x = 11,169,108,235.28
  5. Step 5: Solve for x
    x = 11,169,108,235.28/125,810.46
  6. Step 6: Final answer
    x = 88,777.26

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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.