Home / 132,416.07-198,358.17-61,238.94

Finding the Fourth Proportional to 132,416.07, 198,358.17 and 61,238.94

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Solution

The fourth proportional to 132,416.07, 198,358.17 and 61,238.94 is: 91,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,416.07 : 198,358.17 = 61,238.94 : x
  2. Step 2: Convert to fraction form
    132,416.07/198,358.17 = 61,238.94/x
  3. Step 3: Cross multiply
    132,416.07x = 198,358.17 × 61,238.94
  4. Step 4: Simplify right side
    132,416.07x = 12,147,244,071.14
  5. Step 5: Solve for x
    x = 12,147,244,071.14/132,416.07
  6. Step 6: Final answer
    x = 91,735.42

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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.