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Finding the Fourth Proportional to 225,101.07, 337,669.29 and 75,341.88

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Solution

The fourth proportional to 225,101.07, 337,669.29 and 75,341.88 is: 113,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,101.07 : 337,669.29 = 75,341.88 : x
  2. Step 2: Convert to fraction form
    225,101.07/337,669.29 = 75,341.88/x
  3. Step 3: Cross multiply
    225,101.07x = 337,669.29 × 75,341.88
  4. Step 4: Simplify right side
    225,101.07x = 25,440,639,126.87
  5. Step 5: Solve for x
    x = 25,440,639,126.87/225,101.07
  6. Step 6: Final answer
    x = 113,018.74

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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.