Home / 250,933.24-346,296.78-137,764.60

Finding the Fourth Proportional to 250,933.24, 346,296.78 and 137,764.60

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Solution

The fourth proportional to 250,933.24, 346,296.78 and 137,764.60 is: 190,120.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,933.24 : 346,296.78 = 137,764.60 : x
  2. Step 2: Convert to fraction form
    250,933.24/346,296.78 = 137,764.60/x
  3. Step 3: Cross multiply
    250,933.24x = 346,296.78 × 137,764.60
  4. Step 4: Simplify right side
    250,933.24x = 47,707,437,377.99
  5. Step 5: Solve for x
    x = 47,707,437,377.99/250,933.24
  6. Step 6: Final answer
    x = 190,120.04

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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.