Home / 166,554.40-229,843.20-91,102

Finding the Fourth Proportional to 166,554.40, 229,843.20 and 91,102

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Solution

The fourth proportional to 166,554.40, 229,843.20 and 91,102 is: 125,719.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,554.40 : 229,843.20 = 91,102 : x
  2. Step 2: Convert to fraction form
    166,554.40/229,843.20 = 91,102/x
  3. Step 3: Cross multiply
    166,554.40x = 229,843.20 × 91,102
  4. Step 4: Simplify right side
    166,554.40x = 20,939,175,206.40
  5. Step 5: Solve for x
    x = 20,939,175,206.40/166,554.40
  6. Step 6: Final answer
    x = 125,719.74

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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.