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Finding the Fourth Proportional to 119,480.64, 179,246.88 and 36,372.48

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Solution

The fourth proportional to 119,480.64, 179,246.88 and 36,372.48 is: 54,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,480.64 : 179,246.88 = 36,372.48 : x
  2. Step 2: Convert to fraction form
    119,480.64/179,246.88 = 36,372.48/x
  3. Step 3: Cross multiply
    119,480.64x = 179,246.88 × 36,372.48
  4. Step 4: Simplify right side
    119,480.64x = 6,519,653,557.86
  5. Step 5: Solve for x
    x = 6,519,653,557.86/119,480.64
  6. Step 6: Final answer
    x = 54,566.61

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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.