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Finding the Fourth Proportional to 150,275.54, 207,380.29 and 82,296.74

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Solution

The fourth proportional to 150,275.54, 207,380.29 and 82,296.74 is: 113,569.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,275.54 : 207,380.29 = 82,296.74 : x
  2. Step 2: Convert to fraction form
    150,275.54/207,380.29 = 82,296.74/x
  3. Step 3: Cross multiply
    150,275.54x = 207,380.29 × 82,296.74
  4. Step 4: Simplify right side
    150,275.54x = 17,066,721,339.22
  5. Step 5: Solve for x
    x = 17,066,721,339.22/150,275.54
  6. Step 6: Final answer
    x = 113,569.52

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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.