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Finding the Fourth Proportional to 159,060.57, 238,584.62 and 53,879.53

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Solution

The fourth proportional to 159,060.57, 238,584.62 and 53,879.53 is: 80,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,060.57 : 238,584.62 = 53,879.53 : x
  2. Step 2: Convert to fraction form
    159,060.57/238,584.62 = 53,879.53/x
  3. Step 3: Cross multiply
    159,060.57x = 238,584.62 × 53,879.53
  4. Step 4: Simplify right side
    159,060.57x = 12,854,827,652.59
  5. Step 5: Solve for x
    x = 12,854,827,652.59/159,060.57
  6. Step 6: Final answer
    x = 80,817.19

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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.