Home / 217,787.93-326,244.49-99,296.27

Finding the Fourth Proportional to 217,787.93, 326,244.49 and 99,296.27

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Solution

The fourth proportional to 217,787.93, 326,244.49 and 99,296.27 is: 148,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,787.93 : 326,244.49 = 99,296.27 : x
  2. Step 2: Convert to fraction form
    217,787.93/326,244.49 = 99,296.27/x
  3. Step 3: Cross multiply
    217,787.93x = 326,244.49 × 99,296.27
  4. Step 4: Simplify right side
    217,787.93x = 32,394,860,965.05
  5. Step 5: Solve for x
    x = 32,394,860,965.05/217,787.93
  6. Step 6: Final answer
    x = 148,744.98

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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.