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Finding the Fourth Proportional to 64,842.62, 97,225.02 and 25,352.66

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Solution

The fourth proportional to 64,842.62, 97,225.02 and 25,352.66 is: 38,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,842.62 : 97,225.02 = 25,352.66 : x
  2. Step 2: Convert to fraction form
    64,842.62/97,225.02 = 25,352.66/x
  3. Step 3: Cross multiply
    64,842.62x = 97,225.02 × 25,352.66
  4. Step 4: Simplify right side
    64,842.62x = 2,464,912,875.55
  5. Step 5: Solve for x
    x = 2,464,912,875.55/64,842.62
  6. Step 6: Final answer
    x = 38,013.78

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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.