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Finding the Fourth Proportional to 62,073.78, 85,671.03 and 36,571.99

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Solution

The fourth proportional to 62,073.78, 85,671.03 and 36,571.99 is: 50,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,073.78 : 85,671.03 = 36,571.99 : x
  2. Step 2: Convert to fraction form
    62,073.78/85,671.03 = 36,571.99/x
  3. Step 3: Cross multiply
    62,073.78x = 85,671.03 × 36,571.99
  4. Step 4: Simplify right side
    62,073.78x = 3,133,160,136.05
  5. Step 5: Solve for x
    x = 3,133,160,136.05/62,073.78
  6. Step 6: Final answer
    x = 50,474.78

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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.