Home / 250,943.82-346,301.07-136,224.78

Finding the Fourth Proportional to 250,943.82, 346,301.07 and 136,224.78

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Solution

The fourth proportional to 250,943.82, 346,301.07 and 136,224.78 is: 187,989.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,943.82 : 346,301.07 = 136,224.78 : x
  2. Step 2: Convert to fraction form
    250,943.82/346,301.07 = 136,224.78/x
  3. Step 3: Cross multiply
    250,943.82x = 346,301.07 × 136,224.78
  4. Step 4: Simplify right side
    250,943.82x = 47,174,787,074.51
  5. Step 5: Solve for x
    x = 47,174,787,074.51/250,943.82
  6. Step 6: Final answer
    x = 187,989.44

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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.