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Finding the Fourth Proportional to 61,956.60, 85,500.22 and 33,662.32

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Solution

The fourth proportional to 61,956.60, 85,500.22 and 33,662.32 is: 46,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,956.60 : 85,500.22 = 33,662.32 : x
  2. Step 2: Convert to fraction form
    61,956.60/85,500.22 = 33,662.32/x
  3. Step 3: Cross multiply
    61,956.60x = 85,500.22 × 33,662.32
  4. Step 4: Simplify right side
    61,956.60x = 2,878,135,765.71
  5. Step 5: Solve for x
    x = 2,878,135,765.71/61,956.60
  6. Step 6: Final answer
    x = 46,454.06

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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.