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Finding the Fourth Proportional to 79,406.60, 119,023.50 and 32,646.92

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Solution

The fourth proportional to 79,406.60, 119,023.50 and 32,646.92 is: 48,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,406.60 : 119,023.50 = 32,646.92 : x
  2. Step 2: Convert to fraction form
    79,406.60/119,023.50 = 32,646.92/x
  3. Step 3: Cross multiply
    79,406.60x = 119,023.50 × 32,646.92
  4. Step 4: Simplify right side
    79,406.60x = 3,885,750,682.62
  5. Step 5: Solve for x
    x = 3,885,750,682.62/79,406.60
  6. Step 6: Final answer
    x = 48,934.86

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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.