Home / 45,080.60-62,190.28-29,170.18

Finding the Fourth Proportional to 45,080.60, 62,190.28 and 29,170.18

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Solution

The fourth proportional to 45,080.60, 62,190.28 and 29,170.18 is: 40,241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,080.60 : 62,190.28 = 29,170.18 : x
  2. Step 2: Convert to fraction form
    45,080.60/62,190.28 = 29,170.18/x
  3. Step 3: Cross multiply
    45,080.60x = 62,190.28 × 29,170.18
  4. Step 4: Simplify right side
    45,080.60x = 1,814,101,661.85
  5. Step 5: Solve for x
    x = 1,814,101,661.85/45,080.60
  6. Step 6: Final answer
    x = 40,241.29

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Double scale
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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.