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Finding the Fourth Proportional to 135,737.16, 203,673.63 and 60,910.80

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Solution

The fourth proportional to 135,737.16, 203,673.63 and 60,910.80 is: 91,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,737.16 : 203,673.63 = 60,910.80 : x
  2. Step 2: Convert to fraction form
    135,737.16/203,673.63 = 60,910.80/x
  3. Step 3: Cross multiply
    135,737.16x = 203,673.63 × 60,910.80
  4. Step 4: Simplify right side
    135,737.16x = 12,405,923,742.20
  5. Step 5: Solve for x
    x = 12,405,923,742.20/135,737.16
  6. Step 6: Final answer
    x = 91,396.67

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1.5x scale

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.