Home / 88,607.85-122,279.01-48,321.90

Finding the Fourth Proportional to 88,607.85, 122,279.01 and 48,321.90

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Solution

The fourth proportional to 88,607.85, 122,279.01 and 48,321.90 is: 66,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,607.85 : 122,279.01 = 48,321.90 : x
  2. Step 2: Convert to fraction form
    88,607.85/122,279.01 = 48,321.90/x
  3. Step 3: Cross multiply
    88,607.85x = 122,279.01 × 48,321.90
  4. Step 4: Simplify right side
    88,607.85x = 5,908,754,093.32
  5. Step 5: Solve for x
    x = 5,908,754,093.32/88,607.85
  6. Step 6: Final answer
    x = 66,684.32

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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.