Home / 150,263.80-207,357.64-82,279.56

Finding the Fourth Proportional to 150,263.80, 207,357.64 and 82,279.56

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Solution

The fourth proportional to 150,263.80, 207,357.64 and 82,279.56 is: 113,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,263.80 : 207,357.64 = 82,279.56 : x
  2. Step 2: Convert to fraction form
    150,263.80/207,357.64 = 82,279.56/x
  3. Step 3: Cross multiply
    150,263.80x = 207,357.64 × 82,279.56
  4. Step 4: Simplify right side
    150,263.80x = 17,061,295,381.84
  5. Step 5: Solve for x
    x = 17,061,295,381.84/150,263.80
  6. Step 6: Final answer
    x = 113,542.29

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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.