Home / 69,915.79-96,480.68-40,846.85

Finding the Fourth Proportional to 69,915.79, 96,480.68 and 40,846.85

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Solution

The fourth proportional to 69,915.79, 96,480.68 and 40,846.85 is: 56,366.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,915.79 : 96,480.68 = 40,846.85 : x
  2. Step 2: Convert to fraction form
    69,915.79/96,480.68 = 40,846.85/x
  3. Step 3: Cross multiply
    69,915.79x = 96,480.68 × 40,846.85
  4. Step 4: Simplify right side
    69,915.79x = 3,940,932,169.00
  5. Step 5: Solve for x
    x = 3,940,932,169.00/69,915.79
  6. Step 6: Final answer
    x = 56,366.84

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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.