Home / 96,016.20-144,024.30-90,475.80

Finding the Fourth Proportional to 96,016.20, 144,024.30 and 90,475.80

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Solution

The fourth proportional to 96,016.20, 144,024.30 and 90,475.80 is: 135,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,016.20 : 144,024.30 = 90,475.80 : x
  2. Step 2: Convert to fraction form
    96,016.20/144,024.30 = 90,475.80/x
  3. Step 3: Cross multiply
    96,016.20x = 144,024.30 × 90,475.80
  4. Step 4: Simplify right side
    96,016.20x = 13,030,713,761.94
  5. Step 5: Solve for x
    x = 13,030,713,761.94/96,016.20
  6. Step 6: Final answer
    x = 135,713.70

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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.