Home / 132,277.65-198,353.88-51,262.62

Finding the Fourth Proportional to 132,277.65, 198,353.88 and 51,262.62

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Solution

The fourth proportional to 132,277.65, 198,353.88 and 51,262.62 is: 76,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,277.65 : 198,353.88 = 51,262.62 : x
  2. Step 2: Convert to fraction form
    132,277.65/198,353.88 = 51,262.62/x
  3. Step 3: Cross multiply
    132,277.65x = 198,353.88 × 51,262.62
  4. Step 4: Simplify right side
    132,277.65x = 10,168,139,575.97
  5. Step 5: Solve for x
    x = 10,168,139,575.97/132,277.65
  6. Step 6: Final answer
    x = 76,869.67

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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.