Home / 166,031.75-229,122.78-94,411.82

Finding the Fourth Proportional to 166,031.75, 229,122.78 and 94,411.82

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Solution

The fourth proportional to 166,031.75, 229,122.78 and 94,411.82 is: 130,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,031.75 : 229,122.78 = 94,411.82 : x
  2. Step 2: Convert to fraction form
    166,031.75/229,122.78 = 94,411.82/x
  3. Step 3: Cross multiply
    166,031.75x = 229,122.78 × 94,411.82
  4. Step 4: Simplify right side
    166,031.75x = 21,631,897,517.65
  5. Step 5: Solve for x
    x = 21,631,897,517.65/166,031.75
  6. Step 6: Final answer
    x = 130,287.72

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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.