Home / 121,660.26-182,496.87-38,560.74

Finding the Fourth Proportional to 121,660.26, 182,496.87 and 38,560.74

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Solution

The fourth proportional to 121,660.26, 182,496.87 and 38,560.74 is: 57,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,660.26 : 182,496.87 = 38,560.74 : x
  2. Step 2: Convert to fraction form
    121,660.26/182,496.87 = 38,560.74/x
  3. Step 3: Cross multiply
    121,660.26x = 182,496.87 × 38,560.74
  4. Step 4: Simplify right side
    121,660.26x = 7,037,214,354.88
  5. Step 5: Solve for x
    x = 7,037,214,354.88/121,660.26
  6. Step 6: Final answer
    x = 57,843.16

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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.