Home / 126,277.02-188,380.52-122,844.78

Finding the Fourth Proportional to 126,277.02, 188,380.52 and 122,844.78

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Solution

The fourth proportional to 126,277.02, 188,380.52 and 122,844.78 is: 183,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,277.02 : 188,380.52 = 122,844.78 : x
  2. Step 2: Convert to fraction form
    126,277.02/188,380.52 = 122,844.78/x
  3. Step 3: Cross multiply
    126,277.02x = 188,380.52 × 122,844.78
  4. Step 4: Simplify right side
    126,277.02x = 23,141,563,535.69
  5. Step 5: Solve for x
    x = 23,141,563,535.69/126,277.02
  6. Step 6: Final answer
    x = 183,260.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.