Home / 88,380.66-121,967.90-48,097.04

Finding the Fourth Proportional to 88,380.66, 121,967.90 and 48,097.04

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Solution

The fourth proportional to 88,380.66, 121,967.90 and 48,097.04 is: 66,375.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.66 : 121,967.90 = 48,097.04 : x
  2. Step 2: Convert to fraction form
    88,380.66/121,967.90 = 48,097.04/x
  3. Step 3: Cross multiply
    88,380.66x = 121,967.90 × 48,097.04
  4. Step 4: Simplify right side
    88,380.66x = 5,866,294,475.42
  5. Step 5: Solve for x
    x = 5,866,294,475.42/88,380.66
  6. Step 6: Final answer
    x = 66,375.32

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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.