Home / 144,001.20-215,742.60-117,562.80

Finding the Fourth Proportional to 144,001.20, 215,742.60 and 117,562.80

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Solution

The fourth proportional to 144,001.20, 215,742.60 and 117,562.80 is: 176,132.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,001.20 : 215,742.60 = 117,562.80 : x
  2. Step 2: Convert to fraction form
    144,001.20/215,742.60 = 117,562.80/x
  3. Step 3: Cross multiply
    144,001.20x = 215,742.60 × 117,562.80
  4. Step 4: Simplify right side
    144,001.20x = 25,363,304,135.28
  5. Step 5: Solve for x
    x = 25,363,304,135.28/144,001.20
  6. Step 6: Final answer
    x = 176,132.59

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1.5x scale

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.