Home / 63,540.46-87,683.60-35,248.78

Finding the Fourth Proportional to 63,540.46, 87,683.60 and 35,248.78

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Solution

The fourth proportional to 63,540.46, 87,683.60 and 35,248.78 is: 48,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,540.46 : 87,683.60 = 35,248.78 : x
  2. Step 2: Convert to fraction form
    63,540.46/87,683.60 = 35,248.78/x
  3. Step 3: Cross multiply
    63,540.46x = 87,683.60 × 35,248.78
  4. Step 4: Simplify right side
    63,540.46x = 3,090,739,926.01
  5. Step 5: Solve for x
    x = 3,090,739,926.01/63,540.46
  6. Step 6: Final answer
    x = 48,642.08

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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.