Home / 166,167.12-229,309.46-90,715.62

Finding the Fourth Proportional to 166,167.12, 229,309.46 and 90,715.62

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Solution

The fourth proportional to 166,167.12, 229,309.46 and 90,715.62 is: 125,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,167.12 : 229,309.46 = 90,715.62 : x
  2. Step 2: Convert to fraction form
    166,167.12/229,309.46 = 90,715.62/x
  3. Step 3: Cross multiply
    166,167.12x = 229,309.46 × 90,715.62
  4. Step 4: Simplify right side
    166,167.12x = 20,801,950,582.28
  5. Step 5: Solve for x
    x = 20,801,950,582.28/166,167.12
  6. Step 6: Final answer
    x = 125,186.92

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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.