Home / 95,198.72-142,642.29-57,770.30

Finding the Fourth Proportional to 95,198.72, 142,642.29 and 57,770.30

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Solution

The fourth proportional to 95,198.72, 142,642.29 and 57,770.30 is: 86,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,198.72 : 142,642.29 = 57,770.30 : x
  2. Step 2: Convert to fraction form
    95,198.72/142,642.29 = 57,770.30/x
  3. Step 3: Cross multiply
    95,198.72x = 142,642.29 × 57,770.30
  4. Step 4: Simplify right side
    95,198.72x = 8,240,487,885.99
  5. Step 5: Solve for x
    x = 8,240,487,885.99/95,198.72
  6. Step 6: Final answer
    x = 86,560.91

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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.