Home / 67,229.29-100,710.28-61,718.05

Finding the Fourth Proportional to 67,229.29, 100,710.28 and 61,718.05

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Solution

The fourth proportional to 67,229.29, 100,710.28 and 61,718.05 is: 92,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,229.29 : 100,710.28 = 61,718.05 : x
  2. Step 2: Convert to fraction form
    67,229.29/100,710.28 = 61,718.05/x
  3. Step 3: Cross multiply
    67,229.29x = 100,710.28 × 61,718.05
  4. Step 4: Simplify right side
    67,229.29x = 6,215,642,096.55
  5. Step 5: Solve for x
    x = 6,215,642,096.55/67,229.29
  6. Step 6: Final answer
    x = 92,454.38

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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.