Home / 86,647.46-119,575.24-48,914.42

Finding the Fourth Proportional to 86,647.46, 119,575.24 and 48,914.42

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Solution

The fourth proportional to 86,647.46, 119,575.24 and 48,914.42 is: 67,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,647.46 : 119,575.24 = 48,914.42 : x
  2. Step 2: Convert to fraction form
    86,647.46/119,575.24 = 48,914.42/x
  3. Step 3: Cross multiply
    86,647.46x = 119,575.24 × 48,914.42
  4. Step 4: Simplify right side
    86,647.46x = 5,848,952,790.80
  5. Step 5: Solve for x
    x = 5,848,952,790.80/86,647.46
  6. Step 6: Final answer
    x = 67,502.88

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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.