Home / 166,146.48-229,282.92-90,695.52

Finding the Fourth Proportional to 166,146.48, 229,282.92 and 90,695.52

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Solution

The fourth proportional to 166,146.48, 229,282.92 and 90,695.52 is: 125,160.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,146.48 : 229,282.92 = 90,695.52 : x
  2. Step 2: Convert to fraction form
    166,146.48/229,282.92 = 90,695.52/x
  3. Step 3: Cross multiply
    166,146.48x = 229,282.92 × 90,695.52
  4. Step 4: Simplify right side
    166,146.48x = 20,794,933,656.52
  5. Step 5: Solve for x
    x = 20,794,933,656.52/166,146.48
  6. Step 6: Final answer
    x = 125,160.24

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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.