Home / 199,722.14-275,618.43-113,676.92

Finding the Fourth Proportional to 199,722.14, 275,618.43 and 113,676.92

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Solution

The fourth proportional to 199,722.14, 275,618.43 and 113,676.92 is: 156,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,722.14 : 275,618.43 = 113,676.92 : x
  2. Step 2: Convert to fraction form
    199,722.14/275,618.43 = 113,676.92/x
  3. Step 3: Cross multiply
    199,722.14x = 275,618.43 × 113,676.92
  4. Step 4: Simplify right side
    199,722.14x = 31,331,454,217.64
  5. Step 5: Solve for x
    x = 31,331,454,217.64/199,722.14
  6. Step 6: Final answer
    x = 156,875.22

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1.5x scale

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.