Home / 95,427.40-143,141.10-58,512.20

Finding the Fourth Proportional to 95,427.40, 143,141.10 and 58,512.20

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Solution

The fourth proportional to 95,427.40, 143,141.10 and 58,512.20 is: 87,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,427.40 : 143,141.10 = 58,512.20 : x
  2. Step 2: Convert to fraction form
    95,427.40/143,141.10 = 58,512.20/x
  3. Step 3: Cross multiply
    95,427.40x = 143,141.10 × 58,512.20
  4. Step 4: Simplify right side
    95,427.40x = 8,375,500,671.42
  5. Step 5: Solve for x
    x = 8,375,500,671.42/95,427.40
  6. Step 6: Final answer
    x = 87,768.30

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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.