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Finding the Fourth Proportional to 119,608.68, 179,412.84 and 36,502.68

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Solution

The fourth proportional to 119,608.68, 179,412.84 and 36,502.68 is: 54,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,608.68 : 179,412.84 = 36,502.68 : x
  2. Step 2: Convert to fraction form
    119,608.68/179,412.84 = 36,502.68/x
  3. Step 3: Cross multiply
    119,608.68x = 179,412.84 × 36,502.68
  4. Step 4: Simplify right side
    119,608.68x = 6,549,049,486.41
  5. Step 5: Solve for x
    x = 6,549,049,486.41/119,608.68
  6. Step 6: Final answer
    x = 54,753.97

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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.