Home / 96,207.12-144,152.92-67,989.35

Finding the Fourth Proportional to 96,207.12, 144,152.92 and 67,989.35

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Solution

The fourth proportional to 96,207.12, 144,152.92 and 67,989.35 is: 101,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,207.12 : 144,152.92 = 67,989.35 : x
  2. Step 2: Convert to fraction form
    96,207.12/144,152.92 = 67,989.35/x
  3. Step 3: Cross multiply
    96,207.12x = 144,152.92 × 67,989.35
  4. Step 4: Simplify right side
    96,207.12x = 9,800,863,776.77
  5. Step 5: Solve for x
    x = 9,800,863,776.77/96,207.12
  6. Step 6: Final answer
    x = 101,872.54

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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.