Home / 166,351.52-229,570.76-90,904.88

Finding the Fourth Proportional to 166,351.52, 229,570.76 and 90,904.88

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Solution

The fourth proportional to 166,351.52, 229,570.76 and 90,904.88 is: 125,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,351.52 : 229,570.76 = 90,904.88 : x
  2. Step 2: Convert to fraction form
    166,351.52/229,570.76 = 90,904.88/x
  3. Step 3: Cross multiply
    166,351.52x = 229,570.76 × 90,904.88
  4. Step 4: Simplify right side
    166,351.52x = 20,869,102,389.31
  5. Step 5: Solve for x
    x = 20,869,102,389.31/166,351.52
  6. Step 6: Final answer
    x = 125,451.83

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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.