Home / 166,251.36-229,422.72-90,794.88

Finding the Fourth Proportional to 166,251.36, 229,422.72 and 90,794.88

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Solution

The fourth proportional to 166,251.36, 229,422.72 and 90,794.88 is: 125,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,251.36 : 229,422.72 = 90,794.88 : x
  2. Step 2: Convert to fraction form
    166,251.36/229,422.72 = 90,794.88/x
  3. Step 3: Cross multiply
    166,251.36x = 229,422.72 × 90,794.88
  4. Step 4: Simplify right side
    166,251.36x = 20,830,408,331.67
  5. Step 5: Solve for x
    x = 20,830,408,331.67/166,251.36
  6. Step 6: Final answer
    x = 125,294.66

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1.5x scale

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.