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Finding the Fourth Proportional to 225,676.48, 338,182.08 and 125,699.04

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Solution

The fourth proportional to 225,676.48, 338,182.08 and 125,699.04 is: 188,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,676.48 : 338,182.08 = 125,699.04 : x
  2. Step 2: Convert to fraction form
    225,676.48/338,182.08 = 125,699.04/x
  3. Step 3: Cross multiply
    225,676.48x = 338,182.08 × 125,699.04
  4. Step 4: Simplify right side
    225,676.48x = 42,509,162,801.20
  5. Step 5: Solve for x
    x = 42,509,162,801.20/225,676.48
  6. Step 6: Final answer
    x = 188,363.28

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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.