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Finding the Fourth Proportional to 62,062.21, 85,645.74 and 33,767.74

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Solution

The fourth proportional to 62,062.21, 85,645.74 and 33,767.74 is: 46,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,062.21 : 85,645.74 = 33,767.74 : x
  2. Step 2: Convert to fraction form
    62,062.21/85,645.74 = 33,767.74/x
  3. Step 3: Cross multiply
    62,062.21x = 85,645.74 × 33,767.74
  4. Step 4: Simplify right side
    62,062.21x = 2,892,063,080.43
  5. Step 5: Solve for x
    x = 2,892,063,080.43/62,062.21
  6. Step 6: Final answer
    x = 46,599.42

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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.