Home / 67,195.17-92,723.94-38,902.68

Finding the Fourth Proportional to 67,195.17, 92,723.94 and 38,902.68

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Solution

The fourth proportional to 67,195.17, 92,723.94 and 38,902.68 is: 53,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,195.17 : 92,723.94 = 38,902.68 : x
  2. Step 2: Convert to fraction form
    67,195.17/92,723.94 = 38,902.68/x
  3. Step 3: Cross multiply
    67,195.17x = 92,723.94 × 38,902.68
  4. Step 4: Simplify right side
    67,195.17x = 3,607,209,766.16
  5. Step 5: Solve for x
    x = 3,607,209,766.16/67,195.17
  6. Step 6: Final answer
    x = 53,682.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.