Home / 175,974.20-263,442.90-165,721.40

Finding the Fourth Proportional to 175,974.20, 263,442.90 and 165,721.40

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Solution

The fourth proportional to 175,974.20, 263,442.90 and 165,721.40 is: 248,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,974.20 : 263,442.90 = 165,721.40 : x
  2. Step 2: Convert to fraction form
    175,974.20/263,442.90 = 165,721.40/x
  3. Step 3: Cross multiply
    175,974.20x = 263,442.90 × 165,721.40
  4. Step 4: Simplify right side
    175,974.20x = 43,658,126,208.06
  5. Step 5: Solve for x
    x = 43,658,126,208.06/175,974.20
  6. Step 6: Final answer
    x = 248,093.90

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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.