Home / 83,149.92-124,774.04-30,596.28

Finding the Fourth Proportional to 83,149.92, 124,774.04 and 30,596.28

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Solution

The fourth proportional to 83,149.92, 124,774.04 and 30,596.28 is: 45,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,149.92 : 124,774.04 = 30,596.28 : x
  2. Step 2: Convert to fraction form
    83,149.92/124,774.04 = 30,596.28/x
  3. Step 3: Cross multiply
    83,149.92x = 124,774.04 × 30,596.28
  4. Step 4: Simplify right side
    83,149.92x = 3,817,621,464.57
  5. Step 5: Solve for x
    x = 3,817,621,464.57/83,149.92
  6. Step 6: Final answer
    x = 45,912.51

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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.