Home / 217,517.80-326,180.27-116,291.29

Finding the Fourth Proportional to 217,517.80, 326,180.27 and 116,291.29

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Solution

The fourth proportional to 217,517.80, 326,180.27 and 116,291.29 is: 174,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,517.80 : 326,180.27 = 116,291.29 : x
  2. Step 2: Convert to fraction form
    217,517.80/326,180.27 = 116,291.29/x
  3. Step 3: Cross multiply
    217,517.80x = 326,180.27 × 116,291.29
  4. Step 4: Simplify right side
    217,517.80x = 37,931,922,158.49
  5. Step 5: Solve for x
    x = 37,931,922,158.49/217,517.80
  6. Step 6: Final answer
    x = 174,385.37

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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.