Home / 97,218.11-146,352.37-87,441.97

Finding the Fourth Proportional to 97,218.11, 146,352.37 and 87,441.97

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Solution

The fourth proportional to 97,218.11, 146,352.37 and 87,441.97 is: 131,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,218.11 : 146,352.37 = 87,441.97 : x
  2. Step 2: Convert to fraction form
    97,218.11/146,352.37 = 87,441.97/x
  3. Step 3: Cross multiply
    97,218.11x = 146,352.37 × 87,441.97
  4. Step 4: Simplify right side
    97,218.11x = 12,797,339,033.81
  5. Step 5: Solve for x
    x = 12,797,339,033.81/97,218.11
  6. Step 6: Final answer
    x = 131,635.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.