Home / 252,047.16-378,122.58-173,198.52

Finding the Fourth Proportional to 252,047.16, 378,122.58 and 173,198.52

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Solution

The fourth proportional to 252,047.16, 378,122.58 and 173,198.52 is: 259,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,047.16 : 378,122.58 = 173,198.52 : x
  2. Step 2: Convert to fraction form
    252,047.16/378,122.58 = 173,198.52/x
  3. Step 3: Cross multiply
    252,047.16x = 378,122.58 × 173,198.52
  4. Step 4: Simplify right side
    252,047.16x = 65,490,271,234.58
  5. Step 5: Solve for x
    x = 65,490,271,234.58/252,047.16
  6. Step 6: Final answer
    x = 259,833.40

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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.