Home / 251,229.49-346,698.08-136,509.04

Finding the Fourth Proportional to 251,229.49, 346,698.08 and 136,509.04

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Solution

The fourth proportional to 251,229.49, 346,698.08 and 136,509.04 is: 188,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,229.49 : 346,698.08 = 136,509.04 : x
  2. Step 2: Convert to fraction form
    251,229.49/346,698.08 = 136,509.04/x
  3. Step 3: Cross multiply
    251,229.49x = 346,698.08 × 136,509.04
  4. Step 4: Simplify right side
    251,229.49x = 47,327,422,070.64
  5. Step 5: Solve for x
    x = 47,327,422,070.64/251,229.49
  6. Step 6: Final answer
    x = 188,383.23

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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.