Home / 217,852.72-326,825.55-75,702.27

Finding the Fourth Proportional to 217,852.72, 326,825.55 and 75,702.27

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Solution

The fourth proportional to 217,852.72, 326,825.55 and 75,702.27 is: 113,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,852.72 : 326,825.55 = 75,702.27 : x
  2. Step 2: Convert to fraction form
    217,852.72/326,825.55 = 75,702.27/x
  3. Step 3: Cross multiply
    217,852.72x = 326,825.55 × 75,702.27
  4. Step 4: Simplify right side
    217,852.72x = 24,741,436,029.00
  5. Step 5: Solve for x
    x = 24,741,436,029.00/217,852.72
  6. Step 6: Final answer
    x = 113,569.55

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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.