Home / 61,160.00-84,322.66-39,611.72

Finding the Fourth Proportional to 61,160.00, 84,322.66 and 39,611.72

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Solution

The fourth proportional to 61,160.00, 84,322.66 and 39,611.72 is: 54,613.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,160.00 : 84,322.66 = 39,611.72 : x
  2. Step 2: Convert to fraction form
    61,160.00/84,322.66 = 39,611.72/x
  3. Step 3: Cross multiply
    61,160.00x = 84,322.66 × 39,611.72
  4. Step 4: Simplify right side
    61,160.00x = 3,340,165,076.93
  5. Step 5: Solve for x
    x = 3,340,165,076.93/61,160.00
  6. Step 6: Final answer
    x = 54,613.56

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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.