Home / 447,585.47-671,484.82-132,042.68

Finding the Fourth Proportional to 447,585.47, 671,484.82 and 132,042.68

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Solution

The fourth proportional to 447,585.47, 671,484.82 and 132,042.68 is: 198,095.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,585.47 : 671,484.82 = 132,042.68 : x
  2. Step 2: Convert to fraction form
    447,585.47/671,484.82 = 132,042.68/x
  3. Step 3: Cross multiply
    447,585.47x = 671,484.82 × 132,042.68
  4. Step 4: Simplify right side
    447,585.47x = 88,664,655,212.12
  5. Step 5: Solve for x
    x = 88,664,655,212.12/447,585.47
  6. Step 6: Final answer
    x = 198,095.47

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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.