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Finding the Fourth Proportional to 150,274.90, 207,379.71 and 82,296.33

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Solution

The fourth proportional to 150,274.90, 207,379.71 and 82,296.33 is: 113,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,274.90 : 207,379.71 = 82,296.33 : x
  2. Step 2: Convert to fraction form
    150,274.90/207,379.71 = 82,296.33/x
  3. Step 3: Cross multiply
    150,274.90x = 207,379.71 × 82,296.33
  4. Step 4: Simplify right side
    150,274.90x = 17,066,589,049.46
  5. Step 5: Solve for x
    x = 17,066,589,049.46/150,274.90
  6. Step 6: Final answer
    x = 113,569.13

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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.