Home / 341,947.57-512,921.75-89,227.87

Finding the Fourth Proportional to 341,947.57, 512,921.75 and 89,227.87

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Solution

The fourth proportional to 341,947.57, 512,921.75 and 89,227.87 is: 133,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,947.57 : 512,921.75 = 89,227.87 : x
  2. Step 2: Convert to fraction form
    341,947.57/512,921.75 = 89,227.87/x
  3. Step 3: Cross multiply
    341,947.57x = 512,921.75 × 89,227.87
  4. Step 4: Simplify right side
    341,947.57x = 45,766,916,093.39
  5. Step 5: Solve for x
    x = 45,766,916,093.39/341,947.57
  6. Step 6: Final answer
    x = 133,841.91

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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.