Home / 166,842.11-230,220-95,217.86

Finding the Fourth Proportional to 166,842.11, 230,220 and 95,217.86

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Solution

The fourth proportional to 166,842.11, 230,220 and 95,217.86 is: 131,388.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,842.11 : 230,220 = 95,217.86 : x
  2. Step 2: Convert to fraction form
    166,842.11/230,220 = 95,217.86/x
  3. Step 3: Cross multiply
    166,842.11x = 230,220 × 95,217.86
  4. Step 4: Simplify right side
    166,842.11x = 21,921,054,578.10
  5. Step 5: Solve for x
    x = 21,921,054,578.10/166,842.11
  6. Step 6: Final answer
    x = 131,388.02

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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.