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Finding the Fourth Proportional to 179,034.68, 268,559.31 and 73,843.63

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Solution

The fourth proportional to 179,034.68, 268,559.31 and 73,843.63 is: 110,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,034.68 : 268,559.31 = 73,843.63 : x
  2. Step 2: Convert to fraction form
    179,034.68/268,559.31 = 73,843.63/x
  3. Step 3: Cross multiply
    179,034.68x = 268,559.31 × 73,843.63
  4. Step 4: Simplify right side
    179,034.68x = 19,831,394,320.70
  5. Step 5: Solve for x
    x = 19,831,394,320.70/179,034.68
  6. Step 6: Final answer
    x = 110,768.45

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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.