Home / 182,057.48-273,056.96-76,862.78

Finding the Fourth Proportional to 182,057.48, 273,056.96 and 76,862.78

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Solution

The fourth proportional to 182,057.48, 273,056.96 and 76,862.78 is: 115,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,057.48 : 273,056.96 = 76,862.78 : x
  2. Step 2: Convert to fraction form
    182,057.48/273,056.96 = 76,862.78/x
  3. Step 3: Cross multiply
    182,057.48x = 273,056.96 × 76,862.78
  4. Step 4: Simplify right side
    182,057.48x = 20,987,917,043.95
  5. Step 5: Solve for x
    x = 20,987,917,043.95/182,057.48
  6. Step 6: Final answer
    x = 115,281.82

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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.