Home / 272,635.20-408,853.44-95,091.84

Finding the Fourth Proportional to 272,635.20, 408,853.44 and 95,091.84

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Solution

The fourth proportional to 272,635.20, 408,853.44 and 95,091.84 is: 142,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,635.20 : 408,853.44 = 95,091.84 : x
  2. Step 2: Convert to fraction form
    272,635.20/408,853.44 = 95,091.84/x
  3. Step 3: Cross multiply
    272,635.20x = 408,853.44 × 95,091.84
  4. Step 4: Simplify right side
    272,635.20x = 38,878,625,899.93
  5. Step 5: Solve for x
    x = 38,878,625,899.93/272,635.20
  6. Step 6: Final answer
    x = 142,603.10

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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.