Home / 235,082.06-352,622.33-85,322.15

Finding the Fourth Proportional to 235,082.06, 352,622.33 and 85,322.15

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Solution

The fourth proportional to 235,082.06, 352,622.33 and 85,322.15 is: 127,982.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,082.06 : 352,622.33 = 85,322.15 : x
  2. Step 2: Convert to fraction form
    235,082.06/352,622.33 = 85,322.15/x
  3. Step 3: Cross multiply
    235,082.06x = 352,622.33 × 85,322.15
  4. Step 4: Simplify right side
    235,082.06x = 30,086,495,788.55
  5. Step 5: Solve for x
    x = 30,086,495,788.55/235,082.06
  6. Step 6: Final answer
    x = 127,982.95

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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.