Home / 84,050.82-126,076.32-48,566.16

Finding the Fourth Proportional to 84,050.82, 126,076.32 and 48,566.16

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Solution

The fourth proportional to 84,050.82, 126,076.32 and 48,566.16 is: 72,849.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,050.82 : 126,076.32 = 48,566.16 : x
  2. Step 2: Convert to fraction form
    84,050.82/126,076.32 = 48,566.16/x
  3. Step 3: Cross multiply
    84,050.82x = 126,076.32 × 48,566.16
  4. Step 4: Simplify right side
    84,050.82x = 6,123,042,729.33
  5. Step 5: Solve for x
    x = 6,123,042,729.33/84,050.82
  6. Step 6: Final answer
    x = 72,849.29

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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.