Home / 95,852.20-143,778.30-54,380.20

Finding the Fourth Proportional to 95,852.20, 143,778.30 and 54,380.20

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Solution

The fourth proportional to 95,852.20, 143,778.30 and 54,380.20 is: 81,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,852.20 : 143,778.30 = 54,380.20 : x
  2. Step 2: Convert to fraction form
    95,852.20/143,778.30 = 54,380.20/x
  3. Step 3: Cross multiply
    95,852.20x = 143,778.30 × 54,380.20
  4. Step 4: Simplify right side
    95,852.20x = 7,818,692,709.66
  5. Step 5: Solve for x
    x = 7,818,692,709.66/95,852.20
  6. Step 6: Final answer
    x = 81,570.30

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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.