Home / 231,150.24-346,782.60-136,458

Finding the Fourth Proportional to 231,150.24, 346,782.60 and 136,458

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Solution

The fourth proportional to 231,150.24, 346,782.60 and 136,458 is: 204,720.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,150.24 : 346,782.60 = 136,458 : x
  2. Step 2: Convert to fraction form
    231,150.24/346,782.60 = 136,458/x
  3. Step 3: Cross multiply
    231,150.24x = 346,782.60 × 136,458
  4. Step 4: Simplify right side
    231,150.24x = 47,321,260,030.80
  5. Step 5: Solve for x
    x = 47,321,260,030.80/231,150.24
  6. Step 6: Final answer
    x = 204,720.79

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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.