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Finding the Fourth Proportional to 118,062.48, 177,119.64 and 34,962.96

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Solution

The fourth proportional to 118,062.48, 177,119.64 and 34,962.96 is: 52,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,062.48 : 177,119.64 = 34,962.96 : x
  2. Step 2: Convert to fraction form
    118,062.48/177,119.64 = 34,962.96/x
  3. Step 3: Cross multiply
    118,062.48x = 177,119.64 × 34,962.96
  4. Step 4: Simplify right side
    118,062.48x = 6,192,626,888.53
  5. Step 5: Solve for x
    x = 6,192,626,888.53/118,062.48
  6. Step 6: Final answer
    x = 52,452.12

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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.