Home / 177,643.20-266,430.24-51,274.56

Finding the Fourth Proportional to 177,643.20, 266,430.24 and 51,274.56

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Solution

The fourth proportional to 177,643.20, 266,430.24 and 51,274.56 is: 76,901.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,643.20 : 266,430.24 = 51,274.56 : x
  2. Step 2: Convert to fraction form
    177,643.20/266,430.24 = 51,274.56/x
  3. Step 3: Cross multiply
    177,643.20x = 266,430.24 × 51,274.56
  4. Step 4: Simplify right side
    177,643.20x = 13,661,093,326.69
  5. Step 5: Solve for x
    x = 13,661,093,326.69/177,643.20
  6. Step 6: Final answer
    x = 76,901.86

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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.