Home / 166,571.02-229,868.31-91,119.52

Finding the Fourth Proportional to 166,571.02, 229,868.31 and 91,119.52

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Solution

The fourth proportional to 166,571.02, 229,868.31 and 91,119.52 is: 125,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,571.02 : 229,868.31 = 91,119.52 : x
  2. Step 2: Convert to fraction form
    166,571.02/229,868.31 = 91,119.52/x
  3. Step 3: Cross multiply
    166,571.02x = 229,868.31 × 91,119.52
  4. Step 4: Simplify right side
    166,571.02x = 20,945,490,070.41
  5. Step 5: Solve for x
    x = 20,945,490,070.41/166,571.02
  6. Step 6: Final answer
    x = 125,745.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.