Home / 80,883.75-111,606.45-46,885.61

Finding the Fourth Proportional to 80,883.75, 111,606.45 and 46,885.61

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Solution

The fourth proportional to 80,883.75, 111,606.45 and 46,885.61 is: 64,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,883.75 : 111,606.45 = 46,885.61 : x
  2. Step 2: Convert to fraction form
    80,883.75/111,606.45 = 46,885.61/x
  3. Step 3: Cross multiply
    80,883.75x = 111,606.45 × 46,885.61
  4. Step 4: Simplify right side
    80,883.75x = 5,232,735,930.15
  5. Step 5: Solve for x
    x = 5,232,735,930.15/80,883.75
  6. Step 6: Final answer
    x = 64,694.53

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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.