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Finding the Fourth Proportional to 91,313.98, 126,025.83 and 52,551.01

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Solution

The fourth proportional to 91,313.98, 126,025.83 and 52,551.01 is: 72,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,313.98 : 126,025.83 = 52,551.01 : x
  2. Step 2: Convert to fraction form
    91,313.98/126,025.83 = 52,551.01/x
  3. Step 3: Cross multiply
    91,313.98x = 126,025.83 × 52,551.01
  4. Step 4: Simplify right side
    91,313.98x = 6,622,784,652.59
  5. Step 5: Solve for x
    x = 6,622,784,652.59/91,313.98
  6. Step 6: Final answer
    x = 72,527.61

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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.