Home / 96,028.20-144,042.30-89,029.80

Finding the Fourth Proportional to 96,028.20, 144,042.30 and 89,029.80

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Solution

The fourth proportional to 96,028.20, 144,042.30 and 89,029.80 is: 133,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,028.20 : 144,042.30 = 89,029.80 : x
  2. Step 2: Convert to fraction form
    96,028.20/144,042.30 = 89,029.80/x
  3. Step 3: Cross multiply
    96,028.20x = 144,042.30 × 89,029.80
  4. Step 4: Simplify right side
    96,028.20x = 12,824,057,160.54
  5. Step 5: Solve for x
    x = 12,824,057,160.54/96,028.20
  6. Step 6: Final answer
    x = 133,544.70

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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.