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Finding the Fourth Proportional to 63,311.41, 87,372.03 and 35,017.30

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Solution

The fourth proportional to 63,311.41, 87,372.03 and 35,017.30 is: 48,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,311.41 : 87,372.03 = 35,017.30 : x
  2. Step 2: Convert to fraction form
    63,311.41/87,372.03 = 35,017.30/x
  3. Step 3: Cross multiply
    63,311.41x = 87,372.03 × 35,017.30
  4. Step 4: Simplify right side
    63,311.41x = 3,059,532,586.12
  5. Step 5: Solve for x
    x = 3,059,532,586.12/63,311.41
  6. Step 6: Final answer
    x = 48,325.14

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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.