Home / 95,535.20-143,302.80-51,248.45

Finding the Fourth Proportional to 95,535.20, 143,302.80 and 51,248.45

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Solution

The fourth proportional to 95,535.20, 143,302.80 and 51,248.45 is: 76,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,535.20 : 143,302.80 = 51,248.45 : x
  2. Step 2: Convert to fraction form
    95,535.20/143,302.80 = 51,248.45/x
  3. Step 3: Cross multiply
    95,535.20x = 143,302.80 × 51,248.45
  4. Step 4: Simplify right side
    95,535.20x = 7,344,046,380.66
  5. Step 5: Solve for x
    x = 7,344,046,380.66/95,535.20
  6. Step 6: Final answer
    x = 76,872.68

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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.