Home / 125,818.46-188,636.10-59,221.58

Finding the Fourth Proportional to 125,818.46, 188,636.10 and 59,221.58

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Solution

The fourth proportional to 125,818.46, 188,636.10 and 59,221.58 is: 88,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,818.46 : 188,636.10 = 59,221.58 : x
  2. Step 2: Convert to fraction form
    125,818.46/188,636.10 = 59,221.58/x
  3. Step 3: Cross multiply
    125,818.46x = 188,636.10 × 59,221.58
  4. Step 4: Simplify right side
    125,818.46x = 11,171,327,887.04
  5. Step 5: Solve for x
    x = 11,171,327,887.04/125,818.46
  6. Step 6: Final answer
    x = 88,789.26

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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.