Home / 192,739.98-265,726.33-158,158.04

Finding the Fourth Proportional to 192,739.98, 265,726.33 and 158,158.04

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Solution

The fourth proportional to 192,739.98, 265,726.33 and 158,158.04 is: 218,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,739.98 : 265,726.33 = 158,158.04 : x
  2. Step 2: Convert to fraction form
    192,739.98/265,726.33 = 158,158.04/x
  3. Step 3: Cross multiply
    192,739.98x = 265,726.33 × 158,158.04
  4. Step 4: Simplify right side
    192,739.98x = 42,026,754,738.40
  5. Step 5: Solve for x
    x = 42,026,754,738.40/192,739.98
  6. Step 6: Final answer
    x = 218,048.97

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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.