Home / 96,528.12-144,951.42-65,139.84

Finding the Fourth Proportional to 96,528.12, 144,951.42 and 65,139.84

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Solution

The fourth proportional to 96,528.12, 144,951.42 and 65,139.84 is: 97,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,528.12 : 144,951.42 = 65,139.84 : x
  2. Step 2: Convert to fraction form
    96,528.12/144,951.42 = 65,139.84/x
  3. Step 3: Cross multiply
    96,528.12x = 144,951.42 × 65,139.84
  4. Step 4: Simplify right side
    96,528.12x = 9,442,112,306.57
  5. Step 5: Solve for x
    x = 9,442,112,306.57/96,528.12
  6. Step 6: Final answer
    x = 97,817.22

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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.