Home / 88,544.40-122,181.12-52,727.28

Finding the Fourth Proportional to 88,544.40, 122,181.12 and 52,727.28

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Solution

The fourth proportional to 88,544.40, 122,181.12 and 52,727.28 is: 72,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,544.40 : 122,181.12 = 52,727.28 : x
  2. Step 2: Convert to fraction form
    88,544.40/122,181.12 = 52,727.28/x
  3. Step 3: Cross multiply
    88,544.40x = 122,181.12 × 52,727.28
  4. Step 4: Simplify right side
    88,544.40x = 6,442,278,124.95
  5. Step 5: Solve for x
    x = 6,442,278,124.95/88,544.40
  6. Step 6: Final answer
    x = 72,757.60

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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.