Home / 177,794.20-266,729.70-53,147.80

Finding the Fourth Proportional to 177,794.20, 266,729.70 and 53,147.80

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Solution

The fourth proportional to 177,794.20, 266,729.70 and 53,147.80 is: 79,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,794.20 : 266,729.70 = 53,147.80 : x
  2. Step 2: Convert to fraction form
    177,794.20/266,729.70 = 53,147.80/x
  3. Step 3: Cross multiply
    177,794.20x = 266,729.70 × 53,147.80
  4. Step 4: Simplify right side
    177,794.20x = 14,176,096,749.66
  5. Step 5: Solve for x
    x = 14,176,096,749.66/177,794.20
  6. Step 6: Final answer
    x = 79,733.18

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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.