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Finding the Fourth Proportional to 150,166.22, 225,012.22 and 121,948.97

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Solution

The fourth proportional to 150,166.22, 225,012.22 and 121,948.97 is: 182,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,166.22 : 225,012.22 = 121,948.97 : x
  2. Step 2: Convert to fraction form
    150,166.22/225,012.22 = 121,948.97/x
  3. Step 3: Cross multiply
    150,166.22x = 225,012.22 × 121,948.97
  4. Step 4: Simplify right side
    150,166.22x = 27,440,007,036.48
  5. Step 5: Solve for x
    x = 27,440,007,036.48/150,166.22
  6. Step 6: Final answer
    x = 182,730.90

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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.