Home / 86,375.68-119,196.82-48,134.38

Finding the Fourth Proportional to 86,375.68, 119,196.82 and 48,134.38

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Solution

The fourth proportional to 86,375.68, 119,196.82 and 48,134.38 is: 66,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,375.68 : 119,196.82 = 48,134.38 : x
  2. Step 2: Convert to fraction form
    86,375.68/119,196.82 = 48,134.38/x
  3. Step 3: Cross multiply
    86,375.68x = 119,196.82 × 48,134.38
  4. Step 4: Simplify right side
    86,375.68x = 5,737,465,162.64
  5. Step 5: Solve for x
    x = 5,737,465,162.64/86,375.68
  6. Step 6: Final answer
    x = 66,424.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.