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Finding the Fourth Proportional to 308,350.13, 462,575.05 and 95,068.11

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Solution

The fourth proportional to 308,350.13, 462,575.05 and 95,068.11 is: 142,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,350.13 : 462,575.05 = 95,068.11 : x
  2. Step 2: Convert to fraction form
    308,350.13/462,575.05 = 95,068.11/x
  3. Step 3: Cross multiply
    308,350.13x = 462,575.05 × 95,068.11
  4. Step 4: Simplify right side
    308,350.13x = 43,976,135,498.99
  5. Step 5: Solve for x
    x = 43,976,135,498.99/308,350.13
  6. Step 6: Final answer
    x = 142,617.53

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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.