Home / 108,412.27-162,613.39-28,448.26

Finding the Fourth Proportional to 108,412.27, 162,613.39 and 28,448.26

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Solution

The fourth proportional to 108,412.27, 162,613.39 and 28,448.26 is: 42,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,412.27 : 162,613.39 = 28,448.26 : x
  2. Step 2: Convert to fraction form
    108,412.27/162,613.39 = 28,448.26/x
  3. Step 3: Cross multiply
    108,412.27x = 162,613.39 × 28,448.26
  4. Step 4: Simplify right side
    108,412.27x = 4,626,067,520.55
  5. Step 5: Solve for x
    x = 4,626,067,520.55/108,412.27
  6. Step 6: Final answer
    x = 42,671.07

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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.