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Finding the Fourth Proportional to 64,754.80, 97,132.20 and 27,357.10

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Solution

The fourth proportional to 64,754.80, 97,132.20 and 27,357.10 is: 41,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,754.80 : 97,132.20 = 27,357.10 : x
  2. Step 2: Convert to fraction form
    64,754.80/97,132.20 = 27,357.10/x
  3. Step 3: Cross multiply
    64,754.80x = 97,132.20 × 27,357.10
  4. Step 4: Simplify right side
    64,754.80x = 2,657,255,308.62
  5. Step 5: Solve for x
    x = 2,657,255,308.62/64,754.80
  6. Step 6: Final answer
    x = 41,035.65

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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.