Home / 67,557.43-93,234.41-38,885.86

Finding the Fourth Proportional to 67,557.43, 93,234.41 and 38,885.86

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Solution

The fourth proportional to 67,557.43, 93,234.41 and 38,885.86 is: 53,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557.43 : 93,234.41 = 38,885.86 : x
  2. Step 2: Convert to fraction form
    67,557.43/93,234.41 = 38,885.86/x
  3. Step 3: Cross multiply
    67,557.43x = 93,234.41 × 38,885.86
  4. Step 4: Simplify right side
    67,557.43x = 3,625,500,214.44
  5. Step 5: Solve for x
    x = 3,625,500,214.44/67,557.43
  6. Step 6: Final answer
    x = 53,665.45

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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.