Home / 88,872.08-122,562.18-69,493.50

Finding the Fourth Proportional to 88,872.08, 122,562.18 and 69,493.50

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Solution

The fourth proportional to 88,872.08, 122,562.18 and 69,493.50 is: 95,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,872.08 : 122,562.18 = 69,493.50 : x
  2. Step 2: Convert to fraction form
    88,872.08/122,562.18 = 69,493.50/x
  3. Step 3: Cross multiply
    88,872.08x = 122,562.18 × 69,493.50
  4. Step 4: Simplify right side
    88,872.08x = 8,517,274,855.83
  5. Step 5: Solve for x
    x = 8,517,274,855.83/88,872.08
  6. Step 6: Final answer
    x = 95,837.47

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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.