Home / 112,026-167,979.60-33,129.30

Finding the Fourth Proportional to 112,026, 167,979.60 and 33,129.30

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Solution

The fourth proportional to 112,026, 167,979.60 and 33,129.30 is: 49,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,026 : 167,979.60 = 33,129.30 : x
  2. Step 2: Convert to fraction form
    112,026/167,979.60 = 33,129.30/x
  3. Step 3: Cross multiply
    112,026x = 167,979.60 × 33,129.30
  4. Step 4: Simplify right side
    112,026x = 5,565,046,562.28
  5. Step 5: Solve for x
    x = 5,565,046,562.28/112,026
  6. Step 6: Final answer
    x = 49,676.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.