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Finding the Fourth Proportional to 67,832.82, 93,597.88 and 45,205.60

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Solution

The fourth proportional to 67,832.82, 93,597.88 and 45,205.60 is: 62,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,832.82 : 93,597.88 = 45,205.60 : x
  2. Step 2: Convert to fraction form
    67,832.82/93,597.88 = 45,205.60/x
  3. Step 3: Cross multiply
    67,832.82x = 93,597.88 × 45,205.60
  4. Step 4: Simplify right side
    67,832.82x = 4,231,148,324.13
  5. Step 5: Solve for x
    x = 4,231,148,324.13/67,832.82
  6. Step 6: Final answer
    x = 62,376.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.