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Finding the Fourth Proportional to 62,293.41, 85,974.75 and 39,608.75

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Solution

The fourth proportional to 62,293.41, 85,974.75 and 39,608.75 is: 54,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,293.41 : 85,974.75 = 39,608.75 : x
  2. Step 2: Convert to fraction form
    62,293.41/85,974.75 = 39,608.75/x
  3. Step 3: Cross multiply
    62,293.41x = 85,974.75 × 39,608.75
  4. Step 4: Simplify right side
    62,293.41x = 3,405,352,594.00
  5. Step 5: Solve for x
    x = 3,405,352,594.00/62,293.41
  6. Step 6: Final answer
    x = 54,666.34

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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.