Home / 110,895.38-167,091.27-91,605.86

Finding the Fourth Proportional to 110,895.38, 167,091.27 and 91,605.86

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Solution

The fourth proportional to 110,895.38, 167,091.27 and 91,605.86 is: 138,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,895.38 : 167,091.27 = 91,605.86 : x
  2. Step 2: Convert to fraction form
    110,895.38/167,091.27 = 91,605.86/x
  3. Step 3: Cross multiply
    110,895.38x = 167,091.27 × 91,605.86
  4. Step 4: Simplify right side
    110,895.38x = 15,306,539,486.84
  5. Step 5: Solve for x
    x = 15,306,539,486.84/110,895.38
  6. Step 6: Final answer
    x = 138,026.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.