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Finding the Fourth Proportional to 130,325.92, 195,544.92 and 50,419.92

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Solution

The fourth proportional to 130,325.92, 195,544.92 and 50,419.92 is: 75,651.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,325.92 : 195,544.92 = 50,419.92 : x
  2. Step 2: Convert to fraction form
    130,325.92/195,544.92 = 50,419.92/x
  3. Step 3: Cross multiply
    130,325.92x = 195,544.92 × 50,419.92
  4. Step 4: Simplify right side
    130,325.92x = 9,859,359,222.81
  5. Step 5: Solve for x
    x = 9,859,359,222.81/130,325.92
  6. Step 6: Final answer
    x = 75,651.56

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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.