Home / 234,512.74-351,682.89-80,595.02

Finding the Fourth Proportional to 234,512.74, 351,682.89 and 80,595.02

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Solution

The fourth proportional to 234,512.74, 351,682.89 and 80,595.02 is: 120,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,512.74 : 351,682.89 = 80,595.02 : x
  2. Step 2: Convert to fraction form
    234,512.74/351,682.89 = 80,595.02/x
  3. Step 3: Cross multiply
    234,512.74x = 351,682.89 × 80,595.02
  4. Step 4: Simplify right side
    234,512.74x = 28,343,889,553.21
  5. Step 5: Solve for x
    x = 28,343,889,553.21/234,512.74
  6. Step 6: Final answer
    x = 120,862.90

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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.