Home / 166,031.40-229,122.24-94,411.46

Finding the Fourth Proportional to 166,031.40, 229,122.24 and 94,411.46

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Solution

The fourth proportional to 166,031.40, 229,122.24 and 94,411.46 is: 130,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,031.40 : 229,122.24 = 94,411.46 : x
  2. Step 2: Convert to fraction form
    166,031.40/229,122.24 = 94,411.46/x
  3. Step 3: Cross multiply
    166,031.40x = 229,122.24 × 94,411.46
  4. Step 4: Simplify right side
    166,031.40x = 21,631,765,196.87
  5. Step 5: Solve for x
    x = 21,631,765,196.87/166,031.40
  6. Step 6: Final answer
    x = 130,287.19

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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.