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Finding the Fourth Proportional to 62,231.88, 85,879.80 and 33,937.50

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Solution

The fourth proportional to 62,231.88, 85,879.80 and 33,937.50 is: 46,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,231.88 : 85,879.80 = 33,937.50 : x
  2. Step 2: Convert to fraction form
    62,231.88/85,879.80 = 33,937.50/x
  3. Step 3: Cross multiply
    62,231.88x = 85,879.80 × 33,937.50
  4. Step 4: Simplify right side
    62,231.88x = 2,914,545,712.50
  5. Step 5: Solve for x
    x = 2,914,545,712.50/62,231.88
  6. Step 6: Final answer
    x = 46,833.64

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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.