Home / 165,764.20-248,063.10-151,767.40

Finding the Fourth Proportional to 165,764.20, 248,063.10 and 151,767.40

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Solution

The fourth proportional to 165,764.20, 248,063.10 and 151,767.40 is: 227,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,764.20 : 248,063.10 = 151,767.40 : x
  2. Step 2: Convert to fraction form
    165,764.20/248,063.10 = 151,767.40/x
  3. Step 3: Cross multiply
    165,764.20x = 248,063.10 × 151,767.40
  4. Step 4: Simplify right side
    165,764.20x = 37,647,891,722.94
  5. Step 5: Solve for x
    x = 37,647,891,722.94/165,764.20
  6. Step 6: Final answer
    x = 227,117.14

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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.