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Finding the Fourth Proportional to 178,392.70, 267,575.07 and 50,303.80

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Solution

The fourth proportional to 178,392.70, 267,575.07 and 50,303.80 is: 75,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,392.70 : 267,575.07 = 50,303.80 : x
  2. Step 2: Convert to fraction form
    178,392.70/267,575.07 = 50,303.80/x
  3. Step 3: Cross multiply
    178,392.70x = 267,575.07 × 50,303.80
  4. Step 4: Simplify right side
    178,392.70x = 13,460,042,806.27
  5. Step 5: Solve for x
    x = 13,460,042,806.27/178,392.70
  6. Step 6: Final answer
    x = 75,451.76

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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.