Home / 95,405.46-143,105.10-42,080.88

Finding the Fourth Proportional to 95,405.46, 143,105.10 and 42,080.88

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Solution

The fourth proportional to 95,405.46, 143,105.10 and 42,080.88 is: 63,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,405.46 : 143,105.10 = 42,080.88 : x
  2. Step 2: Convert to fraction form
    95,405.46/143,105.10 = 42,080.88/x
  3. Step 3: Cross multiply
    95,405.46x = 143,105.10 × 42,080.88
  4. Step 4: Simplify right side
    95,405.46x = 6,021,988,540.49
  5. Step 5: Solve for x
    x = 6,021,988,540.49/95,405.46
  6. Step 6: Final answer
    x = 63,119.96

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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.