Home / 109,613.57-151,148.18-95,149.45

Finding the Fourth Proportional to 109,613.57, 151,148.18 and 95,149.45

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Solution

The fourth proportional to 109,613.57, 151,148.18 and 95,149.45 is: 131,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,613.57 : 151,148.18 = 95,149.45 : x
  2. Step 2: Convert to fraction form
    109,613.57/151,148.18 = 95,149.45/x
  3. Step 3: Cross multiply
    109,613.57x = 151,148.18 × 95,149.45
  4. Step 4: Simplify right side
    109,613.57x = 14,381,665,449.44
  5. Step 5: Solve for x
    x = 14,381,665,449.44/109,613.57
  6. Step 6: Final answer
    x = 131,203.33

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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.