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Finding the Fourth Proportional to 234,107.52, 351,197.76 and 76,299.36

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Solution

The fourth proportional to 234,107.52, 351,197.76 and 76,299.36 is: 114,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,107.52 : 351,197.76 = 76,299.36 : x
  2. Step 2: Convert to fraction form
    234,107.52/351,197.76 = 76,299.36/x
  3. Step 3: Cross multiply
    234,107.52x = 351,197.76 × 76,299.36
  4. Step 4: Simplify right side
    234,107.52x = 26,796,164,321.43
  5. Step 5: Solve for x
    x = 26,796,164,321.43/234,107.52
  6. Step 6: Final answer
    x = 114,460.93

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1.5x scale

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.