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Finding the Fourth Proportional to 80,585.58, 120,902.52 and 32,529.45

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Solution

The fourth proportional to 80,585.58, 120,902.52 and 32,529.45 is: 48,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,585.58 : 120,902.52 = 32,529.45 : x
  2. Step 2: Convert to fraction form
    80,585.58/120,902.52 = 32,529.45/x
  3. Step 3: Cross multiply
    80,585.58x = 120,902.52 × 32,529.45
  4. Step 4: Simplify right side
    80,585.58x = 3,932,892,374.51
  5. Step 5: Solve for x
    x = 3,932,892,374.51/80,585.58
  6. Step 6: Final answer
    x = 48,803.92

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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.