Home / 251,180.19-346,530.83-142,259.49

Finding the Fourth Proportional to 251,180.19, 346,530.83 and 142,259.49

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Solution

The fourth proportional to 251,180.19, 346,530.83 and 142,259.49 is: 196,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,180.19 : 346,530.83 = 142,259.49 : x
  2. Step 2: Convert to fraction form
    251,180.19/346,530.83 = 142,259.49/x
  3. Step 3: Cross multiply
    251,180.19x = 346,530.83 × 142,259.49
  4. Step 4: Simplify right side
    251,180.19x = 49,297,298,433.78
  5. Step 5: Solve for x
    x = 49,297,298,433.78/251,180.19
  6. Step 6: Final answer
    x = 196,262.68

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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.