Home / 217,744.81-326,617.09-67,997.93

Finding the Fourth Proportional to 217,744.81, 326,617.09 and 67,997.93

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Solution

The fourth proportional to 217,744.81, 326,617.09 and 67,997.93 is: 101,996.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,744.81 : 326,617.09 = 67,997.93 : x
  2. Step 2: Convert to fraction form
    217,744.81/326,617.09 = 67,997.93/x
  3. Step 3: Cross multiply
    217,744.81x = 326,617.09 × 67,997.93
  4. Step 4: Simplify right side
    217,744.81x = 22,209,284,219.54
  5. Step 5: Solve for x
    x = 22,209,284,219.54/217,744.81
  6. Step 6: Final answer
    x = 101,996.85

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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.