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Finding the Fourth Proportional to 225,368.69, 337,554.72 and 154,122.48

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Solution

The fourth proportional to 225,368.69, 337,554.72 and 154,122.48 is: 230,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,368.69 : 337,554.72 = 154,122.48 : x
  2. Step 2: Convert to fraction form
    225,368.69/337,554.72 = 154,122.48/x
  3. Step 3: Cross multiply
    225,368.69x = 337,554.72 × 154,122.48
  4. Step 4: Simplify right side
    225,368.69x = 52,024,770,582.11
  5. Step 5: Solve for x
    x = 52,024,770,582.11/225,368.69
  6. Step 6: Final answer
    x = 230,842.94

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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.