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Finding the Third Proportional to 91,357.88 and 220,089.66

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Solution

The third proportional to 91,357.88 and 220,089.66 is: 530,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,357.88 : 220,089.66 = 220,089.66 : x
  2. Step 2: Convert to fraction form
    91,357.88/220,089.66 = 220,089.66/x
  3. Step 3: Cross multiply
    91,357.88x = 220,089.66 × 220,089.66
  4. Step 4: Simplify right side
    91,357.88x = 48,439,456,788.24
  5. Step 5: Solve for x
    x = 48,439,456,788.24/91,357.88
  6. Step 6: Final answer
    x = 530,216.54

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.