Home / 132,827.20-198,657.60-101,334.40

Finding the Fourth Proportional to 132,827.20, 198,657.60 and 101,334.40

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Solution

The fourth proportional to 132,827.20, 198,657.60 and 101,334.40 is: 151,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,827.20 : 198,657.60 = 101,334.40 : x
  2. Step 2: Convert to fraction form
    132,827.20/198,657.60 = 101,334.40/x
  3. Step 3: Cross multiply
    132,827.20x = 198,657.60 × 101,334.40
  4. Step 4: Simplify right side
    132,827.20x = 20,130,848,701.44
  5. Step 5: Solve for x
    x = 20,130,848,701.44/132,827.20
  6. Step 6: Final answer
    x = 151,556.67

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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.