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Finding the Fourth Proportional to 62,181.43, 85,807.87 and 33,886.51

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Solution

The fourth proportional to 62,181.43, 85,807.87 and 33,886.51 is: 46,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,181.43 : 85,807.87 = 33,886.51 : x
  2. Step 2: Convert to fraction form
    62,181.43/85,807.87 = 33,886.51/x
  3. Step 3: Cross multiply
    62,181.43x = 85,807.87 × 33,886.51
  4. Step 4: Simplify right side
    62,181.43x = 2,907,729,244.83
  5. Step 5: Solve for x
    x = 2,907,729,244.83/62,181.43
  6. Step 6: Final answer
    x = 46,762.02

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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.