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Finding the Fourth Proportional to 225,275.04, 338,006.52 and 98,849.97

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Solution

The fourth proportional to 225,275.04, 338,006.52 and 98,849.97 is: 148,316.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,275.04 : 338,006.52 = 98,849.97 : x
  2. Step 2: Convert to fraction form
    225,275.04/338,006.52 = 98,849.97/x
  3. Step 3: Cross multiply
    225,275.04x = 338,006.52 × 98,849.97
  4. Step 4: Simplify right side
    225,275.04x = 33,411,934,361.80
  5. Step 5: Solve for x
    x = 33,411,934,361.80/225,275.04
  6. Step 6: Final answer
    x = 148,316.18

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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.