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Finding the Fourth Proportional to 60,697.15, 90,873.90 and 32,169.05

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Solution

The fourth proportional to 60,697.15, 90,873.90 and 32,169.05 is: 48,162.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,697.15 : 90,873.90 = 32,169.05 : x
  2. Step 2: Convert to fraction form
    60,697.15/90,873.90 = 32,169.05/x
  3. Step 3: Cross multiply
    60,697.15x = 90,873.90 × 32,169.05
  4. Step 4: Simplify right side
    60,697.15x = 2,923,326,919.20
  5. Step 5: Solve for x
    x = 2,923,326,919.20/60,697.15
  6. Step 6: Final answer
    x = 48,162.51

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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.