Home / 132,169.01-182,390.33-71,739.77

Finding the Fourth Proportional to 132,169.01, 182,390.33 and 71,739.77

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Solution

The fourth proportional to 132,169.01, 182,390.33 and 71,739.77 is: 98,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,169.01 : 182,390.33 = 71,739.77 : x
  2. Step 2: Convert to fraction form
    132,169.01/182,390.33 = 71,739.77/x
  3. Step 3: Cross multiply
    132,169.01x = 182,390.33 × 71,739.77
  4. Step 4: Simplify right side
    132,169.01x = 13,084,639,591.82
  5. Step 5: Solve for x
    x = 13,084,639,591.82/132,169.01
  6. Step 6: Final answer
    x = 98,999.30

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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.