Home / 84,834.75-127,195.97-40,468.35

Finding the Fourth Proportional to 84,834.75, 127,195.97 and 40,468.35

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Solution

The fourth proportional to 84,834.75, 127,195.97 and 40,468.35 is: 60,675.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,834.75 : 127,195.97 = 40,468.35 : x
  2. Step 2: Convert to fraction form
    84,834.75/127,195.97 = 40,468.35/x
  3. Step 3: Cross multiply
    84,834.75x = 127,195.97 × 40,468.35
  4. Step 4: Simplify right side
    84,834.75x = 5,147,410,830.21
  5. Step 5: Solve for x
    x = 5,147,410,830.21/84,834.75
  6. Step 6: Final answer
    x = 60,675.74

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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.