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Finding the Fourth Proportional to 65,107.52, 97,669.12 and 22,978.92

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Solution

The fourth proportional to 65,107.52, 97,669.12 and 22,978.92 is: 34,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,107.52 : 97,669.12 = 22,978.92 : x
  2. Step 2: Convert to fraction form
    65,107.52/97,669.12 = 22,978.92/x
  3. Step 3: Cross multiply
    65,107.52x = 97,669.12 × 22,978.92
  4. Step 4: Simplify right side
    65,107.52x = 2,244,330,894.95
  5. Step 5: Solve for x
    x = 2,244,330,894.95/65,107.52
  6. Step 6: Final answer
    x = 34,471.15

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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.