Home / 86,388.82-119,226.26-48,151.87

Finding the Fourth Proportional to 86,388.82, 119,226.26 and 48,151.87

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Solution

The fourth proportional to 86,388.82, 119,226.26 and 48,151.87 is: 66,454.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,388.82 : 119,226.26 = 48,151.87 : x
  2. Step 2: Convert to fraction form
    86,388.82/119,226.26 = 48,151.87/x
  3. Step 3: Cross multiply
    86,388.82x = 119,226.26 × 48,151.87
  4. Step 4: Simplify right side
    86,388.82x = 5,740,967,194.42
  5. Step 5: Solve for x
    x = 5,740,967,194.42/86,388.82
  6. Step 6: Final answer
    x = 66,454.98

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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.