Home / 108,414.27-162,616.39-28,450.26

Finding the Fourth Proportional to 108,414.27, 162,616.39 and 28,450.26

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Solution

The fourth proportional to 108,414.27, 162,616.39 and 28,450.26 is: 42,674.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,414.27 : 162,616.39 = 28,450.26 : x
  2. Step 2: Convert to fraction form
    108,414.27/162,616.39 = 28,450.26/x
  3. Step 3: Cross multiply
    108,414.27x = 162,616.39 × 28,450.26
  4. Step 4: Simplify right side
    108,414.27x = 4,626,478,575.76
  5. Step 5: Solve for x
    x = 4,626,478,575.76/108,414.27
  6. Step 6: Final answer
    x = 42,674.07

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1.5x scale

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.