Home / 159,625.06-220,053.61-125,574.36

Finding the Fourth Proportional to 159,625.06, 220,053.61 and 125,574.36

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Solution

The fourth proportional to 159,625.06, 220,053.61 and 125,574.36 is: 173,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,625.06 : 220,053.61 = 125,574.36 : x
  2. Step 2: Convert to fraction form
    159,625.06/220,053.61 = 125,574.36/x
  3. Step 3: Cross multiply
    159,625.06x = 220,053.61 × 125,574.36
  4. Step 4: Simplify right side
    159,625.06x = 27,633,091,398.41
  5. Step 5: Solve for x
    x = 27,633,091,398.41/159,625.06
  6. Step 6: Final answer
    x = 173,112.49

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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.