Home / 225,261.56-337,856.79-105,401.66

Finding the Fourth Proportional to 225,261.56, 337,856.79 and 105,401.66

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Solution

The fourth proportional to 225,261.56, 337,856.79 and 105,401.66 is: 158,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,261.56 : 337,856.79 = 105,401.66 : x
  2. Step 2: Convert to fraction form
    225,261.56/337,856.79 = 105,401.66/x
  3. Step 3: Cross multiply
    225,261.56x = 337,856.79 × 105,401.66
  4. Step 4: Simplify right side
    225,261.56x = 35,610,664,818.99
  5. Step 5: Solve for x
    x = 35,610,664,818.99/225,261.56
  6. Step 6: Final answer
    x = 158,085.85

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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.