Home / 223,215.73-334,821.78-90,093.95

Finding the Fourth Proportional to 223,215.73, 334,821.78 and 90,093.95

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Solution

The fourth proportional to 223,215.73, 334,821.78 and 90,093.95 is: 135,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,215.73 : 334,821.78 = 90,093.95 : x
  2. Step 2: Convert to fraction form
    223,215.73/334,821.78 = 90,093.95/x
  3. Step 3: Cross multiply
    223,215.73x = 334,821.78 × 90,093.95
  4. Step 4: Simplify right side
    223,215.73x = 30,165,416,706.23
  5. Step 5: Solve for x
    x = 30,165,416,706.23/223,215.73
  6. Step 6: Final answer
    x = 135,140.19

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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.