Home / 148,659.49-222,987.29-36,340.69

Finding the Fourth Proportional to 148,659.49, 222,987.29 and 36,340.69

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Solution

The fourth proportional to 148,659.49, 222,987.29 and 36,340.69 is: 54,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,659.49 : 222,987.29 = 36,340.69 : x
  2. Step 2: Convert to fraction form
    148,659.49/222,987.29 = 36,340.69/x
  3. Step 3: Cross multiply
    148,659.49x = 222,987.29 × 36,340.69
  4. Step 4: Simplify right side
    148,659.49x = 8,103,511,376.94
  5. Step 5: Solve for x
    x = 8,103,511,376.94/148,659.49
  6. Step 6: Final answer
    x = 54,510.56

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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.