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Finding the Fourth Proportional to 118,342.52, 177,487.26 and 34,083.92

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Solution

The fourth proportional to 118,342.52, 177,487.26 and 34,083.92 is: 51,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,342.52 : 177,487.26 = 34,083.92 : x
  2. Step 2: Convert to fraction form
    118,342.52/177,487.26 = 34,083.92/x
  3. Step 3: Cross multiply
    118,342.52x = 177,487.26 × 34,083.92
  4. Step 4: Simplify right side
    118,342.52x = 6,049,461,570.86
  5. Step 5: Solve for x
    x = 6,049,461,570.86/118,342.52
  6. Step 6: Final answer
    x = 51,118.24

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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.