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Finding the Fourth Proportional to 60,424.22, 90,656.32 and 32,338.01

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Solution

The fourth proportional to 60,424.22, 90,656.32 and 32,338.01 is: 48,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,424.22 : 90,656.32 = 32,338.01 : x
  2. Step 2: Convert to fraction form
    60,424.22/90,656.32 = 32,338.01/x
  3. Step 3: Cross multiply
    60,424.22x = 90,656.32 × 32,338.01
  4. Step 4: Simplify right side
    60,424.22x = 2,931,644,821.03
  5. Step 5: Solve for x
    x = 2,931,644,821.03/60,424.22
  6. Step 6: Final answer
    x = 48,517.71

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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.