Home / 73,216.11-109,753.43-59,917.79

Finding the Fourth Proportional to 73,216.11, 109,753.43 and 59,917.79

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Solution

The fourth proportional to 73,216.11, 109,753.43 and 59,917.79 is: 89,818.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,216.11 : 109,753.43 = 59,917.79 : x
  2. Step 2: Convert to fraction form
    73,216.11/109,753.43 = 59,917.79/x
  3. Step 3: Cross multiply
    73,216.11x = 109,753.43 × 59,917.79
  4. Step 4: Simplify right side
    73,216.11x = 6,576,182,122.16
  5. Step 5: Solve for x
    x = 6,576,182,122.16/73,216.11
  6. Step 6: Final answer
    x = 89,818.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.