Home / 251,053.63-346,453.57-137,876.38

Finding the Fourth Proportional to 251,053.63, 346,453.57 and 137,876.38

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Solution

The fourth proportional to 251,053.63, 346,453.57 and 137,876.38 is: 190,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,053.63 : 346,453.57 = 137,876.38 : x
  2. Step 2: Convert to fraction form
    251,053.63/346,453.57 = 137,876.38/x
  3. Step 3: Cross multiply
    251,053.63x = 346,453.57 × 137,876.38
  4. Step 4: Simplify right side
    251,053.63x = 47,767,764,069.68
  5. Step 5: Solve for x
    x = 47,767,764,069.68/251,053.63
  6. Step 6: Final answer
    x = 190,269.16

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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.