Home / 178,933.20-268,520.52-73,749.84

Finding the Fourth Proportional to 178,933.20, 268,520.52 and 73,749.84

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Solution

The fourth proportional to 178,933.20, 268,520.52 and 73,749.84 is: 110,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,933.20 : 268,520.52 = 73,749.84 : x
  2. Step 2: Convert to fraction form
    178,933.20/268,520.52 = 73,749.84/x
  3. Step 3: Cross multiply
    178,933.20x = 268,520.52 × 73,749.84
  4. Step 4: Simplify right side
    178,933.20x = 19,803,345,386.72
  5. Step 5: Solve for x
    x = 19,803,345,386.72/178,933.20
  6. Step 6: Final answer
    x = 110,674.52

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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.