Home / 132,326.64-182,610-71,896.86

Finding the Fourth Proportional to 132,326.64, 182,610 and 71,896.86

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Solution

The fourth proportional to 132,326.64, 182,610 and 71,896.86 is: 99,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,326.64 : 182,610 = 71,896.86 : x
  2. Step 2: Convert to fraction form
    132,326.64/182,610 = 71,896.86/x
  3. Step 3: Cross multiply
    132,326.64x = 182,610 × 71,896.86
  4. Step 4: Simplify right side
    132,326.64x = 13,129,085,604.60
  5. Step 5: Solve for x
    x = 13,129,085,604.60/132,326.64
  6. Step 6: Final answer
    x = 99,217.25

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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.