Home / 231,129.49-346,102.29-159,953.58

Finding the Fourth Proportional to 231,129.49, 346,102.29 and 159,953.58

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Solution

The fourth proportional to 231,129.49, 346,102.29 and 159,953.58 is: 239,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,129.49 : 346,102.29 = 159,953.58 : x
  2. Step 2: Convert to fraction form
    231,129.49/346,102.29 = 159,953.58/x
  3. Step 3: Cross multiply
    231,129.49x = 346,102.29 × 159,953.58
  4. Step 4: Simplify right side
    231,129.49x = 55,360,300,331.70
  5. Step 5: Solve for x
    x = 55,360,300,331.70/231,129.49
  6. Step 6: Final answer
    x = 239,520.71

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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.