Home / 96,081.80-144,210.14-51,140.88

Finding the Fourth Proportional to 96,081.80, 144,210.14 and 51,140.88

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Solution

The fourth proportional to 96,081.80, 144,210.14 and 51,140.88 is: 76,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,081.80 : 144,210.14 = 51,140.88 : x
  2. Step 2: Convert to fraction form
    96,081.80/144,210.14 = 51,140.88/x
  3. Step 3: Cross multiply
    96,081.80x = 144,210.14 × 51,140.88
  4. Step 4: Simplify right side
    96,081.80x = 7,375,033,464.52
  5. Step 5: Solve for x
    x = 7,375,033,464.52/96,081.80
  6. Step 6: Final answer
    x = 76,757.86

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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.