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Finding the Fourth Proportional to 62,083.88, 85,675.75 and 33,789.77

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Solution

The fourth proportional to 62,083.88, 85,675.75 and 33,789.77 is: 46,629.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,083.88 : 85,675.75 = 33,789.77 : x
  2. Step 2: Convert to fraction form
    62,083.88/85,675.75 = 33,789.77/x
  3. Step 3: Cross multiply
    62,083.88x = 85,675.75 × 33,789.77
  4. Step 4: Simplify right side
    62,083.88x = 2,894,963,374.22
  5. Step 5: Solve for x
    x = 2,894,963,374.22/62,083.88
  6. Step 6: Final answer
    x = 46,629.88

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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.