Home / 144,003.90-216,286.17-117,369.57

Finding the Fourth Proportional to 144,003.90, 216,286.17 and 117,369.57

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Solution

The fourth proportional to 144,003.90, 216,286.17 and 117,369.57 is: 176,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,003.90 : 216,286.17 = 117,369.57 : x
  2. Step 2: Convert to fraction form
    144,003.90/216,286.17 = 117,369.57/x
  3. Step 3: Cross multiply
    144,003.90x = 216,286.17 × 117,369.57
  4. Step 4: Simplify right side
    144,003.90x = 25,385,414,769.85
  5. Step 5: Solve for x
    x = 25,385,414,769.85/144,003.90
  6. Step 6: Final answer
    x = 176,282.83

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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.