Home / 91,311.58-126,022.50-52,548.60

Finding the Fourth Proportional to 91,311.58, 126,022.50 and 52,548.60

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Solution

The fourth proportional to 91,311.58, 126,022.50 and 52,548.60 is: 72,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,311.58 : 126,022.50 = 52,548.60 : x
  2. Step 2: Convert to fraction form
    91,311.58/126,022.50 = 52,548.60/x
  3. Step 3: Cross multiply
    91,311.58x = 126,022.50 × 52,548.60
  4. Step 4: Simplify right side
    91,311.58x = 6,622,305,943.50
  5. Step 5: Solve for x
    x = 6,622,305,943.50/91,311.58
  6. Step 6: Final answer
    x = 72,524.27

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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.