Home / 150,301.35-207,418.20-82,317.09

Finding the Fourth Proportional to 150,301.35, 207,418.20 and 82,317.09

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Solution

The fourth proportional to 150,301.35, 207,418.20 and 82,317.09 is: 113,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,301.35 : 207,418.20 = 82,317.09 : x
  2. Step 2: Convert to fraction form
    150,301.35/207,418.20 = 82,317.09/x
  3. Step 3: Cross multiply
    150,301.35x = 207,418.20 × 82,317.09
  4. Step 4: Simplify right side
    150,301.35x = 17,074,062,637.04
  5. Step 5: Solve for x
    x = 17,074,062,637.04/150,301.35
  6. Step 6: Final answer
    x = 113,598.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.