Home / 112,293.25-154,958.05-61,295.85

Finding the Fourth Proportional to 112,293.25, 154,958.05 and 61,295.85

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Solution

The fourth proportional to 112,293.25, 154,958.05 and 61,295.85 is: 84,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,293.25 : 154,958.05 = 61,295.85 : x
  2. Step 2: Convert to fraction form
    112,293.25/154,958.05 = 61,295.85/x
  3. Step 3: Cross multiply
    112,293.25x = 154,958.05 × 61,295.85
  4. Step 4: Simplify right side
    112,293.25x = 9,498,285,389.09
  5. Step 5: Solve for x
    x = 9,498,285,389.09/112,293.25
  6. Step 6: Final answer
    x = 84,584.65

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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.