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Finding the Fourth Proportional to 234,044.71, 351,103.51 and 76,236.46

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Solution

The fourth proportional to 234,044.71, 351,103.51 and 76,236.46 is: 114,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,044.71 : 351,103.51 = 76,236.46 : x
  2. Step 2: Convert to fraction form
    234,044.71/351,103.51 = 76,236.46/x
  3. Step 3: Cross multiply
    234,044.71x = 351,103.51 × 76,236.46
  4. Step 4: Simplify right side
    234,044.71x = 26,766,887,913.51
  5. Step 5: Solve for x
    x = 26,766,887,913.51/234,044.71
  6. Step 6: Final answer
    x = 114,366.56

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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.