Home / 166,479.47-229,687.21-101,881.36

Finding the Fourth Proportional to 166,479.47, 229,687.21 and 101,881.36

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Solution

The fourth proportional to 166,479.47, 229,687.21 and 101,881.36 is: 140,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,479.47 : 229,687.21 = 101,881.36 : x
  2. Step 2: Convert to fraction form
    166,479.47/229,687.21 = 101,881.36/x
  3. Step 3: Cross multiply
    166,479.47x = 229,687.21 × 101,881.36
  4. Step 4: Simplify right side
    166,479.47x = 23,400,845,329.41
  5. Step 5: Solve for x
    x = 23,400,845,329.41/166,479.47
  6. Step 6: Final answer
    x = 140,562.95

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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.