Home / 65,135.20-97,634.40-41,460.88

Finding the Fourth Proportional to 65,135.20, 97,634.40 and 41,460.88

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Solution

The fourth proportional to 65,135.20, 97,634.40 and 41,460.88 is: 62,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,135.20 : 97,634.40 = 41,460.88 : x
  2. Step 2: Convert to fraction form
    65,135.20/97,634.40 = 41,460.88/x
  3. Step 3: Cross multiply
    65,135.20x = 97,634.40 × 41,460.88
  4. Step 4: Simplify right side
    65,135.20x = 4,048,008,142.27
  5. Step 5: Solve for x
    x = 4,048,008,142.27/65,135.20
  6. Step 6: Final answer
    x = 62,147.78

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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.