Home / 65,122.46-97,691.60-18,375.34

Finding the Fourth Proportional to 65,122.46, 97,691.60 and 18,375.34

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Solution

The fourth proportional to 65,122.46, 97,691.60 and 18,375.34 is: 27,565.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,122.46 : 97,691.60 = 18,375.34 : x
  2. Step 2: Convert to fraction form
    65,122.46/97,691.60 = 18,375.34/x
  3. Step 3: Cross multiply
    65,122.46x = 97,691.60 × 18,375.34
  4. Step 4: Simplify right side
    65,122.46x = 1,795,116,365.14
  5. Step 5: Solve for x
    x = 1,795,116,365.14/65,122.46
  6. Step 6: Final answer
    x = 27,565.24

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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.