Home / 166,098.43-229,216.13-90,646.93

Finding the Fourth Proportional to 166,098.43, 229,216.13 and 90,646.93

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Solution

The fourth proportional to 166,098.43, 229,216.13 and 90,646.93 is: 125,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,098.43 : 229,216.13 = 90,646.93 : x
  2. Step 2: Convert to fraction form
    166,098.43/229,216.13 = 90,646.93/x
  3. Step 3: Cross multiply
    166,098.43x = 229,216.13 × 90,646.93
  4. Step 4: Simplify right side
    166,098.43x = 20,777,738,490.98
  5. Step 5: Solve for x
    x = 20,777,738,490.98/166,098.43
  6. Step 6: Final answer
    x = 125,092.93

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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.