Home / 146,244.19-219,338.54-71,288.95

Finding the Fourth Proportional to 146,244.19, 219,338.54 and 71,288.95

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Solution

The fourth proportional to 146,244.19, 219,338.54 and 71,288.95 is: 106,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,244.19 : 219,338.54 = 71,288.95 : x
  2. Step 2: Convert to fraction form
    146,244.19/219,338.54 = 71,288.95/x
  3. Step 3: Cross multiply
    146,244.19x = 219,338.54 × 71,288.95
  4. Step 4: Simplify right side
    146,244.19x = 15,636,414,211.13
  5. Step 5: Solve for x
    x = 15,636,414,211.13/146,244.19
  6. Step 6: Final answer
    x = 106,919.90

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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.