Home / 250,858.76-346,185.27-136,137.38

Finding the Fourth Proportional to 250,858.76, 346,185.27 and 136,137.38

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Solution

The fourth proportional to 250,858.76, 346,185.27 and 136,137.38 is: 187,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,858.76 : 346,185.27 = 136,137.38 : x
  2. Step 2: Convert to fraction form
    250,858.76/346,185.27 = 136,137.38/x
  3. Step 3: Cross multiply
    250,858.76x = 346,185.27 × 136,137.38
  4. Step 4: Simplify right side
    250,858.76x = 47,128,753,921.47
  5. Step 5: Solve for x
    x = 47,128,753,921.47/250,858.76
  6. Step 6: Final answer
    x = 187,869.68

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1.5x scale

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.