Home / 307,847.52-461,817.46-108,132.72

Finding the Fourth Proportional to 307,847.52, 461,817.46 and 108,132.72

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Solution

The fourth proportional to 307,847.52, 461,817.46 and 108,132.72 is: 162,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,847.52 : 461,817.46 = 108,132.72 : x
  2. Step 2: Convert to fraction form
    307,847.52/461,817.46 = 108,132.72/x
  3. Step 3: Cross multiply
    307,847.52x = 461,817.46 × 108,132.72
  4. Step 4: Simplify right side
    307,847.52x = 49,937,578,093.29
  5. Step 5: Solve for x
    x = 49,937,578,093.29/307,847.52
  6. Step 6: Final answer
    x = 162,215.30

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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.