Home / 91,942.58-126,893.55-51,659.46

Finding the Fourth Proportional to 91,942.58, 126,893.55 and 51,659.46

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Solution

The fourth proportional to 91,942.58, 126,893.55 and 51,659.46 is: 71,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,942.58 : 126,893.55 = 51,659.46 : x
  2. Step 2: Convert to fraction form
    91,942.58/126,893.55 = 51,659.46/x
  3. Step 3: Cross multiply
    91,942.58x = 126,893.55 × 51,659.46
  4. Step 4: Simplify right side
    91,942.58x = 6,555,252,464.21
  5. Step 5: Solve for x
    x = 6,555,252,464.21/91,942.58
  6. Step 6: Final answer
    x = 71,297.24

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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.