Home / 135,976.22-203,894.30-61,032.12

Finding the Fourth Proportional to 135,976.22, 203,894.30 and 61,032.12

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Solution

The fourth proportional to 135,976.22, 203,894.30 and 61,032.12 is: 91,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,976.22 : 203,894.30 = 61,032.12 : x
  2. Step 2: Convert to fraction form
    135,976.22/203,894.30 = 61,032.12/x
  3. Step 3: Cross multiply
    135,976.22x = 203,894.30 × 61,032.12
  4. Step 4: Simplify right side
    135,976.22x = 12,444,101,384.92
  5. Step 5: Solve for x
    x = 12,444,101,384.92/135,976.22
  6. Step 6: Final answer
    x = 91,516.75

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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.