Home / 251,263.20-346,772.72-149,289.48

Finding the Fourth Proportional to 251,263.20, 346,772.72 and 149,289.48

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Solution

The fourth proportional to 251,263.20, 346,772.72 and 149,289.48 is: 206,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,263.20 : 346,772.72 = 149,289.48 : x
  2. Step 2: Convert to fraction form
    251,263.20/346,772.72 = 149,289.48/x
  3. Step 3: Cross multiply
    251,263.20x = 346,772.72 × 149,289.48
  4. Step 4: Simplify right side
    251,263.20x = 51,769,519,046.99
  5. Step 5: Solve for x
    x = 51,769,519,046.99/251,263.20
  6. Step 6: Final answer
    x = 206,037.01

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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.