Home / 88,222.70-132,320.16-73,325.48

Finding the Fourth Proportional to 88,222.70, 132,320.16 and 73,325.48

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Solution

The fourth proportional to 88,222.70, 132,320.16 and 73,325.48 is: 109,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,222.70 : 132,320.16 = 73,325.48 : x
  2. Step 2: Convert to fraction form
    88,222.70/132,320.16 = 73,325.48/x
  3. Step 3: Cross multiply
    88,222.70x = 132,320.16 × 73,325.48
  4. Step 4: Simplify right side
    88,222.70x = 9,702,439,245.68
  5. Step 5: Solve for x
    x = 9,702,439,245.68/88,222.70
  6. Step 6: Final answer
    x = 109,976.68

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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.