Home / 130,726.69-196,067.48-34,664.58

Finding the Fourth Proportional to 130,726.69, 196,067.48 and 34,664.58

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Solution

The fourth proportional to 130,726.69, 196,067.48 and 34,664.58 is: 51,990.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,726.69 : 196,067.48 = 34,664.58 : x
  2. Step 2: Convert to fraction form
    130,726.69/196,067.48 = 34,664.58/x
  3. Step 3: Cross multiply
    130,726.69x = 196,067.48 × 34,664.58
  4. Step 4: Simplify right side
    130,726.69x = 6,796,597,321.47
  5. Step 5: Solve for x
    x = 6,796,597,321.47/130,726.69
  6. Step 6: Final answer
    x = 51,990.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.