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Finding the Fourth Proportional to 64,104.55, 96,104.79 and 26,692.61

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Solution

The fourth proportional to 64,104.55, 96,104.79 and 26,692.61 is: 40,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,104.55 : 96,104.79 = 26,692.61 : x
  2. Step 2: Convert to fraction form
    64,104.55/96,104.79 = 26,692.61/x
  3. Step 3: Cross multiply
    64,104.55x = 96,104.79 × 26,692.61
  4. Step 4: Simplify right side
    64,104.55x = 2,565,287,198.08
  5. Step 5: Solve for x
    x = 2,565,287,198.08/64,104.55
  6. Step 6: Final answer
    x = 40,017.24

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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.