Home / 165,612.20-248,418.30-82,668.20

Finding the Fourth Proportional to 165,612.20, 248,418.30 and 82,668.20

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Solution

The fourth proportional to 165,612.20, 248,418.30 and 82,668.20 is: 124,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,612.20 : 248,418.30 = 82,668.20 : x
  2. Step 2: Convert to fraction form
    165,612.20/248,418.30 = 82,668.20/x
  3. Step 3: Cross multiply
    165,612.20x = 248,418.30 × 82,668.20
  4. Step 4: Simplify right side
    165,612.20x = 20,536,293,708.06
  5. Step 5: Solve for x
    x = 20,536,293,708.06/165,612.20
  6. Step 6: Final answer
    x = 124,002.30

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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.