Home / 144,028.10-216,042.15-84,833.30

Finding the Fourth Proportional to 144,028.10, 216,042.15 and 84,833.30

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Solution

The fourth proportional to 144,028.10, 216,042.15 and 84,833.30 is: 127,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,028.10 : 216,042.15 = 84,833.30 : x
  2. Step 2: Convert to fraction form
    144,028.10/216,042.15 = 84,833.30/x
  3. Step 3: Cross multiply
    144,028.10x = 216,042.15 × 84,833.30
  4. Step 4: Simplify right side
    144,028.10x = 18,327,568,523.60
  5. Step 5: Solve for x
    x = 18,327,568,523.60/144,028.10
  6. Step 6: Final answer
    x = 127,249.95

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Similar ratio
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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.