Home / 88,388.43-121,975.22-48,102.24

Finding the Fourth Proportional to 88,388.43, 121,975.22 and 48,102.24

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Solution

The fourth proportional to 88,388.43, 121,975.22 and 48,102.24 is: 66,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,388.43 : 121,975.22 = 48,102.24 : x
  2. Step 2: Convert to fraction form
    88,388.43/121,975.22 = 48,102.24/x
  3. Step 3: Cross multiply
    88,388.43x = 121,975.22 × 48,102.24
  4. Step 4: Simplify right side
    88,388.43x = 5,867,281,065.98
  5. Step 5: Solve for x
    x = 5,867,281,065.98/88,388.43
  6. Step 6: Final answer
    x = 66,380.65

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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.