Home / 61,406.31-84,740.11-34,181.97

Finding the Fourth Proportional to 61,406.31, 84,740.11 and 34,181.97

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Solution

The fourth proportional to 61,406.31, 84,740.11 and 34,181.97 is: 47,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,406.31 : 84,740.11 = 34,181.97 : x
  2. Step 2: Convert to fraction form
    61,406.31/84,740.11 = 34,181.97/x
  3. Step 3: Cross multiply
    61,406.31x = 84,740.11 × 34,181.97
  4. Step 4: Simplify right side
    61,406.31x = 2,896,583,559.57
  5. Step 5: Solve for x
    x = 2,896,583,559.57/61,406.31
  6. Step 6: Final answer
    x = 47,170.78

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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.