Home / 88,928.10-122,716.20-48,634.02

Finding the Fourth Proportional to 88,928.10, 122,716.20 and 48,634.02

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Solution

The fourth proportional to 88,928.10, 122,716.20 and 48,634.02 is: 67,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,928.10 : 122,716.20 = 48,634.02 : x
  2. Step 2: Convert to fraction form
    88,928.10/122,716.20 = 48,634.02/x
  3. Step 3: Cross multiply
    88,928.10x = 122,716.20 × 48,634.02
  4. Step 4: Simplify right side
    88,928.10x = 5,968,182,125.12
  5. Step 5: Solve for x
    x = 5,968,182,125.12/88,928.10
  6. Step 6: Final answer
    x = 67,112.44

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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.