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Finding the Fourth Proportional to 62,105.94, 85,706.71 and 33,811.63

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Solution

The fourth proportional to 62,105.94, 85,706.71 and 33,811.63 is: 46,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.94 : 85,706.71 = 33,811.63 : x
  2. Step 2: Convert to fraction form
    62,105.94/85,706.71 = 33,811.63/x
  3. Step 3: Cross multiply
    62,105.94x = 85,706.71 × 33,811.63
  4. Step 4: Simplify right side
    62,105.94x = 2,897,883,268.24
  5. Step 5: Solve for x
    x = 2,897,883,268.24/62,105.94
  6. Step 6: Final answer
    x = 46,660.32

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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.