Home / 177,628.20-266,407.72-51,259.56

Finding the Fourth Proportional to 177,628.20, 266,407.72 and 51,259.56

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Solution

The fourth proportional to 177,628.20, 266,407.72 and 51,259.56 is: 76,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,628.20 : 266,407.72 = 51,259.56 : x
  2. Step 2: Convert to fraction form
    177,628.20/266,407.72 = 51,259.56/x
  3. Step 3: Cross multiply
    177,628.20x = 266,407.72 × 51,259.56
  4. Step 4: Simplify right side
    177,628.20x = 13,655,942,507.80
  5. Step 5: Solve for x
    x = 13,655,942,507.80/177,628.20
  6. Step 6: Final answer
    x = 76,879.36

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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.