Home / 110,893.38-167,088.26-91,603.86

Finding the Fourth Proportional to 110,893.38, 167,088.26 and 91,603.86

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Solution

The fourth proportional to 110,893.38, 167,088.26 and 91,603.86 is: 138,023.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,893.38 : 167,088.26 = 91,603.86 : x
  2. Step 2: Convert to fraction form
    110,893.38/167,088.26 = 91,603.86/x
  3. Step 3: Cross multiply
    110,893.38x = 167,088.26 × 91,603.86
  4. Step 4: Simplify right side
    110,893.38x = 15,305,929,118.66
  5. Step 5: Solve for x
    x = 15,305,929,118.66/110,893.38
  6. Step 6: Final answer
    x = 138,023.83

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1.5x scale

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.