Home / 86,377.20-119,198.34-48,136.92

Finding the Fourth Proportional to 86,377.20, 119,198.34 and 48,136.92

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Solution

The fourth proportional to 86,377.20, 119,198.34 and 48,136.92 is: 66,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,377.20 : 119,198.34 = 48,136.92 : x
  2. Step 2: Convert to fraction form
    86,377.20/119,198.34 = 48,136.92/x
  3. Step 3: Cross multiply
    86,377.20x = 119,198.34 × 48,136.92
  4. Step 4: Simplify right side
    86,377.20x = 5,737,840,956.71
  5. Step 5: Solve for x
    x = 5,737,840,956.71/86,377.20
  6. Step 6: Final answer
    x = 66,427.73

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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.