Home / 42,652.20-63,540.56-40,733.12

Finding the Fourth Proportional to 42,652.20, 63,540.56 and 40,733.12

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Solution

The fourth proportional to 42,652.20, 63,540.56 and 40,733.12 is: 60,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652.20 : 63,540.56 = 40,733.12 : x
  2. Step 2: Convert to fraction form
    42,652.20/63,540.56 = 40,733.12/x
  3. Step 3: Cross multiply
    42,652.20x = 63,540.56 × 40,733.12
  4. Step 4: Simplify right side
    42,652.20x = 2,588,204,733.98
  5. Step 5: Solve for x
    x = 2,588,204,733.98/42,652.20
  6. Step 6: Final answer
    x = 60,681.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.