Home / 125,964.19-188,875.17-47,046.29

Finding the Fourth Proportional to 125,964.19, 188,875.17 and 47,046.29

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Solution

The fourth proportional to 125,964.19, 188,875.17 and 47,046.29 is: 70,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,964.19 : 188,875.17 = 47,046.29 : x
  2. Step 2: Convert to fraction form
    125,964.19/188,875.17 = 47,046.29/x
  3. Step 3: Cross multiply
    125,964.19x = 188,875.17 × 47,046.29
  4. Step 4: Simplify right side
    125,964.19x = 8,885,876,021.62
  5. Step 5: Solve for x
    x = 8,885,876,021.62/125,964.19
  6. Step 6: Final answer
    x = 70,542.87

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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.