Home / 217,724.44-326,607.32-84,614.98

Finding the Fourth Proportional to 217,724.44, 326,607.32 and 84,614.98

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Solution

The fourth proportional to 217,724.44, 326,607.32 and 84,614.98 is: 126,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,724.44 : 326,607.32 = 84,614.98 : x
  2. Step 2: Convert to fraction form
    217,724.44/326,607.32 = 84,614.98/x
  3. Step 3: Cross multiply
    217,724.44x = 326,607.32 × 84,614.98
  4. Step 4: Simplify right side
    217,724.44x = 27,635,871,849.65
  5. Step 5: Solve for x
    x = 27,635,871,849.65/217,724.44
  6. Step 6: Final answer
    x = 126,930.50

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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.