Home / 216,217.66-324,525.78-109,676.38

Finding the Fourth Proportional to 216,217.66, 324,525.78 and 109,676.38

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Solution

The fourth proportional to 216,217.66, 324,525.78 and 109,676.38 is: 164,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,217.66 : 324,525.78 = 109,676.38 : x
  2. Step 2: Convert to fraction form
    216,217.66/324,525.78 = 109,676.38/x
  3. Step 3: Cross multiply
    216,217.66x = 324,525.78 × 109,676.38
  4. Step 4: Simplify right side
    216,217.66x = 35,592,812,767.08
  5. Step 5: Solve for x
    x = 35,592,812,767.08/216,217.66
  6. Step 6: Final answer
    x = 164,615.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.