Home / 252,983.08-379,540.20-134,557

Finding the Fourth Proportional to 252,983.08, 379,540.20 and 134,557

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Solution

The fourth proportional to 252,983.08, 379,540.20 and 134,557 is: 201,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,983.08 : 379,540.20 = 134,557 : x
  2. Step 2: Convert to fraction form
    252,983.08/379,540.20 = 134,557/x
  3. Step 3: Cross multiply
    252,983.08x = 379,540.20 × 134,557
  4. Step 4: Simplify right side
    252,983.08x = 51,069,790,691.40
  5. Step 5: Solve for x
    x = 51,069,790,691.40/252,983.08
  6. Step 6: Final answer
    x = 201,870.38

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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.