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Finding the Fourth Proportional to 308,338.68, 462,587.62 and 95,101.80

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Solution

The fourth proportional to 308,338.68, 462,587.62 and 95,101.80 is: 142,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,338.68 : 462,587.62 = 95,101.80 : x
  2. Step 2: Convert to fraction form
    308,338.68/462,587.62 = 95,101.80/x
  3. Step 3: Cross multiply
    308,338.68x = 462,587.62 × 95,101.80
  4. Step 4: Simplify right side
    308,338.68x = 43,992,915,319.72
  5. Step 5: Solve for x
    x = 43,992,915,319.72/308,338.68
  6. Step 6: Final answer
    x = 142,677.25

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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.