Home / 217,747.92-326,315.54-173,176.86

Finding the Fourth Proportional to 217,747.92, 326,315.54 and 173,176.86

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Solution

The fourth proportional to 217,747.92, 326,315.54 and 173,176.86 is: 259,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,747.92 : 326,315.54 = 173,176.86 : x
  2. Step 2: Convert to fraction form
    217,747.92/326,315.54 = 173,176.86/x
  3. Step 3: Cross multiply
    217,747.92x = 326,315.54 × 173,176.86
  4. Step 4: Simplify right side
    217,747.92x = 56,510,300,586.40
  5. Step 5: Solve for x
    x = 56,510,300,586.40/217,747.92
  6. Step 6: Final answer
    x = 259,521.66

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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.