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Finding the Fourth Proportional to 308,335.30, 462,552.81 and 95,053.31

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Solution

The fourth proportional to 308,335.30, 462,552.81 and 95,053.31 is: 142,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,335.30 : 462,552.81 = 95,053.31 : x
  2. Step 2: Convert to fraction form
    308,335.30/462,552.81 = 95,053.31/x
  3. Step 3: Cross multiply
    308,335.30x = 462,552.81 × 95,053.31
  4. Step 4: Simplify right side
    308,335.30x = 43,967,175,640.30
  5. Step 5: Solve for x
    x = 43,967,175,640.30/308,335.30
  6. Step 6: Final answer
    x = 142,595.34

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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.