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Finding the Fourth Proportional to 61,758.22, 85,226.64 and 33,463.96

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Solution

The fourth proportional to 61,758.22, 85,226.64 and 33,463.96 is: 46,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,758.22 : 85,226.64 = 33,463.96 : x
  2. Step 2: Convert to fraction form
    61,758.22/85,226.64 = 33,463.96/x
  3. Step 3: Cross multiply
    61,758.22x = 85,226.64 × 33,463.96
  4. Step 4: Simplify right side
    61,758.22x = 2,852,020,871.89
  5. Step 5: Solve for x
    x = 2,852,020,871.89/61,758.22
  6. Step 6: Final answer
    x = 46,180.43

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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.