Home / 216,511.38-298,824.19-159,233.85

Finding the Fourth Proportional to 216,511.38, 298,824.19 and 159,233.85

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Solution

The fourth proportional to 216,511.38, 298,824.19 and 159,233.85 is: 219,771.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,511.38 : 298,824.19 = 159,233.85 : x
  2. Step 2: Convert to fraction form
    216,511.38/298,824.19 = 159,233.85/x
  3. Step 3: Cross multiply
    216,511.38x = 298,824.19 × 159,233.85
  4. Step 4: Simplify right side
    216,511.38x = 47,582,925,848.75
  5. Step 5: Solve for x
    x = 47,582,925,848.75/216,511.38
  6. Step 6: Final answer
    x = 219,771.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.