Home / 272,375.13-408,564.51-94,885.50

Finding the Fourth Proportional to 272,375.13, 408,564.51 and 94,885.50

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Solution

The fourth proportional to 272,375.13, 408,564.51 and 94,885.50 is: 142,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,375.13 : 408,564.51 = 94,885.50 : x
  2. Step 2: Convert to fraction form
    272,375.13/408,564.51 = 94,885.50/x
  3. Step 3: Cross multiply
    272,375.13x = 408,564.51 × 94,885.50
  4. Step 4: Simplify right side
    272,375.13x = 38,766,847,813.61
  5. Step 5: Solve for x
    x = 38,766,847,813.61/272,375.13
  6. Step 6: Final answer
    x = 142,328.88

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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.