Home / 217,664.74-300,338.85-132,809.14

Finding the Fourth Proportional to 217,664.74, 300,338.85 and 132,809.14

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Solution

The fourth proportional to 217,664.74, 300,338.85 and 132,809.14 is: 183,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,664.74 : 300,338.85 = 132,809.14 : x
  2. Step 2: Convert to fraction form
    217,664.74/300,338.85 = 132,809.14/x
  3. Step 3: Cross multiply
    217,664.74x = 300,338.85 × 132,809.14
  4. Step 4: Simplify right side
    217,664.74x = 39,887,744,377.09
  5. Step 5: Solve for x
    x = 39,887,744,377.09/217,664.74
  6. Step 6: Final answer
    x = 183,253.13

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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.