Home / 112,850.64-155,733.90-62,549.64

Finding the Fourth Proportional to 112,850.64, 155,733.90 and 62,549.64

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Solution

The fourth proportional to 112,850.64, 155,733.90 and 62,549.64 is: 86,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,850.64 : 155,733.90 = 62,549.64 : x
  2. Step 2: Convert to fraction form
    112,850.64/155,733.90 = 62,549.64/x
  3. Step 3: Cross multiply
    112,850.64x = 155,733.90 × 62,549.64
  4. Step 4: Simplify right side
    112,850.64x = 9,741,099,380.80
  5. Step 5: Solve for x
    x = 9,741,099,380.80/112,850.64
  6. Step 6: Final answer
    x = 86,318.51

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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.