Home / 251,346.49-346,857.48-136,625.13

Finding the Fourth Proportional to 251,346.49, 346,857.48 and 136,625.13

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Solution

The fourth proportional to 251,346.49, 346,857.48 and 136,625.13 is: 188,542.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,346.49 : 346,857.48 = 136,625.13 : x
  2. Step 2: Convert to fraction form
    251,346.49/346,857.48 = 136,625.13/x
  3. Step 3: Cross multiply
    251,346.49x = 346,857.48 × 136,625.13
  4. Step 4: Simplify right side
    251,346.49x = 47,389,448,296.47
  5. Step 5: Solve for x
    x = 47,389,448,296.47/251,346.49
  6. Step 6: Final answer
    x = 188,542.31

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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.