Home / 53,836.53-80,665.94-31,283.90

Finding the Fourth Proportional to 53,836.53, 80,665.94 and 31,283.90

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Solution

The fourth proportional to 53,836.53, 80,665.94 and 31,283.90 is: 46,874.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,836.53 : 80,665.94 = 31,283.90 : x
  2. Step 2: Convert to fraction form
    53,836.53/80,665.94 = 31,283.90/x
  3. Step 3: Cross multiply
    53,836.53x = 80,665.94 × 31,283.90
  4. Step 4: Simplify right side
    53,836.53x = 2,523,545,245.61
  5. Step 5: Solve for x
    x = 2,523,545,245.61/53,836.53
  6. Step 6: Final answer
    x = 46,874.22

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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.