Home / 144,832.20-217,442.70-92,473.80

Finding the Fourth Proportional to 144,832.20, 217,442.70 and 92,473.80

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Solution

The fourth proportional to 144,832.20, 217,442.70 and 92,473.80 is: 138,834.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,832.20 : 217,442.70 = 92,473.80 : x
  2. Step 2: Convert to fraction form
    144,832.20/217,442.70 = 92,473.80/x
  3. Step 3: Cross multiply
    144,832.20x = 217,442.70 × 92,473.80
  4. Step 4: Simplify right side
    144,832.20x = 20,107,752,751.26
  5. Step 5: Solve for x
    x = 20,107,752,751.26/144,832.20
  6. Step 6: Final answer
    x = 138,834.82

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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.