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Finding the Fourth Proportional to 73,660.70, 110,529.45 and 32,111.90

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Solution

The fourth proportional to 73,660.70, 110,529.45 and 32,111.90 is: 48,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,660.70 : 110,529.45 = 32,111.90 : x
  2. Step 2: Convert to fraction form
    73,660.70/110,529.45 = 32,111.90/x
  3. Step 3: Cross multiply
    73,660.70x = 110,529.45 × 32,111.90
  4. Step 4: Simplify right side
    73,660.70x = 3,549,310,645.46
  5. Step 5: Solve for x
    x = 3,549,310,645.46/73,660.70
  6. Step 6: Final answer
    x = 48,184.59

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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.