Home / 61,725.68-92,593.32-20,176.88

Finding the Fourth Proportional to 61,725.68, 92,593.32 and 20,176.88

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Solution

The fourth proportional to 61,725.68, 92,593.32 and 20,176.88 is: 30,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,725.68 : 92,593.32 = 20,176.88 : x
  2. Step 2: Convert to fraction form
    61,725.68/92,593.32 = 20,176.88/x
  3. Step 3: Cross multiply
    61,725.68x = 92,593.32 × 20,176.88
  4. Step 4: Simplify right side
    61,725.68x = 1,868,244,306.44
  5. Step 5: Solve for x
    x = 1,868,244,306.44/61,725.68
  6. Step 6: Final answer
    x = 30,266.89

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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.