Home / 217,736.53-326,625.33-84,626.98

Finding the Fourth Proportional to 217,736.53, 326,625.33 and 84,626.98

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Solution

The fourth proportional to 217,736.53, 326,625.33 and 84,626.98 is: 126,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,736.53 : 326,625.33 = 84,626.98 : x
  2. Step 2: Convert to fraction form
    217,736.53/326,625.33 = 84,626.98/x
  3. Step 3: Cross multiply
    217,736.53x = 326,625.33 × 84,626.98
  4. Step 4: Simplify right side
    217,736.53x = 27,641,315,269.40
  5. Step 5: Solve for x
    x = 27,641,315,269.40/217,736.53
  6. Step 6: Final answer
    x = 126,948.45

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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.