Home / 268,034.59-369,870.94-147,175.30

Finding the Fourth Proportional to 268,034.59, 369,870.94 and 147,175.30

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Solution

The fourth proportional to 268,034.59, 369,870.94 and 147,175.30 is: 203,092.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,034.59 : 369,870.94 = 147,175.30 : x
  2. Step 2: Convert to fraction form
    268,034.59/369,870.94 = 147,175.30/x
  3. Step 3: Cross multiply
    268,034.59x = 369,870.94 × 147,175.30
  4. Step 4: Simplify right side
    268,034.59x = 54,435,866,555.78
  5. Step 5: Solve for x
    x = 54,435,866,555.78/268,034.59
  6. Step 6: Final answer
    x = 203,092.69

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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.