Home / 250,942.30-346,288.52-136,218.36

Finding the Fourth Proportional to 250,942.30, 346,288.52 and 136,218.36

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Solution

The fourth proportional to 250,942.30, 346,288.52 and 136,218.36 is: 187,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,942.30 : 346,288.52 = 136,218.36 : x
  2. Step 2: Convert to fraction form
    250,942.30/346,288.52 = 136,218.36/x
  3. Step 3: Cross multiply
    250,942.30x = 346,288.52 × 136,218.36
  4. Step 4: Simplify right side
    250,942.30x = 47,170,854,281.23
  5. Step 5: Solve for x
    x = 47,170,854,281.23/250,942.30
  6. Step 6: Final answer
    x = 187,974.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.