Home / 84,579.31-126,829.24-49,050.73

Finding the Fourth Proportional to 84,579.31, 126,829.24 and 49,050.73

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Solution

The fourth proportional to 84,579.31, 126,829.24 and 49,050.73 is: 73,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,579.31 : 126,829.24 = 49,050.73 : x
  2. Step 2: Convert to fraction form
    84,579.31/126,829.24 = 49,050.73/x
  3. Step 3: Cross multiply
    84,579.31x = 126,829.24 × 49,050.73
  4. Step 4: Simplify right side
    84,579.31x = 6,221,065,927.95
  5. Step 5: Solve for x
    x = 6,221,065,927.95/84,579.31
  6. Step 6: Final answer
    x = 73,553.05

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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.