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Finding the Fourth Proportional to 119,356.80, 179,027.52 and 36,251.52

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Solution

The fourth proportional to 119,356.80, 179,027.52 and 36,251.52 is: 54,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,356.80 : 179,027.52 = 36,251.52 : x
  2. Step 2: Convert to fraction form
    119,356.80/179,027.52 = 36,251.52/x
  3. Step 3: Cross multiply
    119,356.80x = 179,027.52 × 36,251.52
  4. Step 4: Simplify right side
    119,356.80x = 6,490,019,721.83
  5. Step 5: Solve for x
    x = 6,490,019,721.83/119,356.80
  6. Step 6: Final answer
    x = 54,374.95

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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.