Home / 67,136.85-92,641.59-38,837.25

Finding the Fourth Proportional to 67,136.85, 92,641.59 and 38,837.25

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Solution

The fourth proportional to 67,136.85, 92,641.59 and 38,837.25 is: 53,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,136.85 : 92,641.59 = 38,837.25 : x
  2. Step 2: Convert to fraction form
    67,136.85/92,641.59 = 38,837.25/x
  3. Step 3: Cross multiply
    67,136.85x = 92,641.59 × 38,837.25
  4. Step 4: Simplify right side
    67,136.85x = 3,597,944,591.23
  5. Step 5: Solve for x
    x = 3,597,944,591.23/67,136.85
  6. Step 6: Final answer
    x = 53,591.20

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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.