Home / 350,452.11-525,721.91-137,192.47

Finding the Fourth Proportional to 350,452.11, 525,721.91 and 137,192.47

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Solution

The fourth proportional to 350,452.11, 525,721.91 and 137,192.47 is: 205,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,452.11 : 525,721.91 = 137,192.47 : x
  2. Step 2: Convert to fraction form
    350,452.11/525,721.91 = 137,192.47/x
  3. Step 3: Cross multiply
    350,452.11x = 525,721.91 × 137,192.47
  4. Step 4: Simplify right side
    350,452.11x = 72,125,087,366.02
  5. Step 5: Solve for x
    x = 72,125,087,366.02/350,452.11
  6. Step 6: Final answer
    x = 205,805.83

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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.