Home / 130,233.28-195,350.16-47,107.84

Finding the Fourth Proportional to 130,233.28, 195,350.16 and 47,107.84

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Solution

The fourth proportional to 130,233.28, 195,350.16 and 47,107.84 is: 70,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,233.28 : 195,350.16 = 47,107.84 : x
  2. Step 2: Convert to fraction form
    130,233.28/195,350.16 = 47,107.84/x
  3. Step 3: Cross multiply
    130,233.28x = 195,350.16 × 47,107.84
  4. Step 4: Simplify right side
    130,233.28x = 9,202,524,081.25
  5. Step 5: Solve for x
    x = 9,202,524,081.25/130,233.28
  6. Step 6: Final answer
    x = 70,661.85

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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.