Home / 88,670.80-122,361.38-48,382.16

Finding the Fourth Proportional to 88,670.80, 122,361.38 and 48,382.16

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Solution

The fourth proportional to 88,670.80, 122,361.38 and 48,382.16 is: 66,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,670.80 : 122,361.38 = 48,382.16 : x
  2. Step 2: Convert to fraction form
    88,670.80/122,361.38 = 48,382.16/x
  3. Step 3: Cross multiply
    88,670.80x = 122,361.38 × 48,382.16
  4. Step 4: Simplify right side
    88,670.80x = 5,920,107,864.98
  5. Step 5: Solve for x
    x = 5,920,107,864.98/88,670.80
  6. Step 6: Final answer
    x = 66,765.02

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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.