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Finding the Fourth Proportional to 91,844.93, 126,745.93 and 51,558.77

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Solution

The fourth proportional to 91,844.93, 126,745.93 and 51,558.77 is: 71,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,844.93 : 126,745.93 = 51,558.77 : x
  2. Step 2: Convert to fraction form
    91,844.93/126,745.93 = 51,558.77/x
  3. Step 3: Cross multiply
    91,844.93x = 126,745.93 × 51,558.77
  4. Step 4: Simplify right side
    91,844.93x = 6,534,864,253.31
  5. Step 5: Solve for x
    x = 6,534,864,253.31/91,844.93
  6. Step 6: Final answer
    x = 71,151.06

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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.