Home / 341,947.19-512,921.19-89,227.50

Finding the Fourth Proportional to 341,947.19, 512,921.19 and 89,227.50

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Solution

The fourth proportional to 341,947.19, 512,921.19 and 89,227.50 is: 133,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,947.19 : 512,921.19 = 89,227.50 : x
  2. Step 2: Convert to fraction form
    341,947.19/512,921.19 = 89,227.50/x
  3. Step 3: Cross multiply
    341,947.19x = 512,921.19 × 89,227.50
  4. Step 4: Simplify right side
    341,947.19x = 45,766,673,557.27
  5. Step 5: Solve for x
    x = 45,766,673,557.27/341,947.19
  6. Step 6: Final answer
    x = 133,841.35

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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.