Home / 136,313.79-204,456.10-47,568.97

Finding the Fourth Proportional to 136,313.79, 204,456.10 and 47,568.97

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Solution

The fourth proportional to 136,313.79, 204,456.10 and 47,568.97 is: 71,348.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,313.79 : 204,456.10 = 47,568.97 : x
  2. Step 2: Convert to fraction form
    136,313.79/204,456.10 = 47,568.97/x
  3. Step 3: Cross multiply
    136,313.79x = 204,456.10 × 47,568.97
  4. Step 4: Simplify right side
    136,313.79x = 9,725,766,313.06
  5. Step 5: Solve for x
    x = 9,725,766,313.06/136,313.79
  6. Step 6: Final answer
    x = 71,348.37

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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.