Home / 187,826.96-259,209.24-112,360.88

Finding the Fourth Proportional to 187,826.96, 259,209.24 and 112,360.88

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Solution

The fourth proportional to 187,826.96, 259,209.24 and 112,360.88 is: 155,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,826.96 : 259,209.24 = 112,360.88 : x
  2. Step 2: Convert to fraction form
    187,826.96/259,209.24 = 112,360.88/x
  3. Step 3: Cross multiply
    187,826.96x = 259,209.24 × 112,360.88
  4. Step 4: Simplify right side
    187,826.96x = 29,124,978,310.53
  5. Step 5: Solve for x
    x = 29,124,978,310.53/187,826.96
  6. Step 6: Final answer
    x = 155,062.82

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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.