Home / 227,031.84-313,289.28-131,531.04

Finding the Fourth Proportional to 227,031.84, 313,289.28 and 131,531.04

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Solution

The fourth proportional to 227,031.84, 313,289.28 and 131,531.04 is: 181,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,031.84 : 313,289.28 = 131,531.04 : x
  2. Step 2: Convert to fraction form
    227,031.84/313,289.28 = 131,531.04/x
  3. Step 3: Cross multiply
    227,031.84x = 313,289.28 × 131,531.04
  4. Step 4: Simplify right side
    227,031.84x = 41,207,264,819.25
  5. Step 5: Solve for x
    x = 41,207,264,819.25/227,031.84
  6. Step 6: Final answer
    x = 181,504.34

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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.