Home / 229,921.35-344,878.03-103,472.11

Finding the Fourth Proportional to 229,921.35, 344,878.03 and 103,472.11

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Solution

The fourth proportional to 229,921.35, 344,878.03 and 103,472.11 is: 155,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,921.35 : 344,878.03 = 103,472.11 : x
  2. Step 2: Convert to fraction form
    229,921.35/344,878.03 = 103,472.11/x
  3. Step 3: Cross multiply
    229,921.35x = 344,878.03 × 103,472.11
  4. Step 4: Simplify right side
    229,921.35x = 35,685,257,456.74
  5. Step 5: Solve for x
    x = 35,685,257,456.74/229,921.35
  6. Step 6: Final answer
    x = 155,206.37

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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.