Home / 251,195.49-346,653.72-136,476.41

Finding the Fourth Proportional to 251,195.49, 346,653.72 and 136,476.41

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Solution

The fourth proportional to 251,195.49, 346,653.72 and 136,476.41 is: 188,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,195.49 : 346,653.72 = 136,476.41 : x
  2. Step 2: Convert to fraction form
    251,195.49/346,653.72 = 136,476.41/x
  3. Step 3: Cross multiply
    251,195.49x = 346,653.72 × 136,476.41
  4. Step 4: Simplify right side
    251,195.49x = 47,310,054,273.64
  5. Step 5: Solve for x
    x = 47,310,054,273.64/251,195.49
  6. Step 6: Final answer
    x = 188,339.58

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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.