Home / 144,188.77-197,535.31-138,797.96

Finding the Fourth Proportional to 144,188.77, 197,535.31 and 138,797.96

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Solution

The fourth proportional to 144,188.77, 197,535.31 and 138,797.96 is: 190,150.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,188.77 : 197,535.31 = 138,797.96 : x
  2. Step 2: Convert to fraction form
    144,188.77/197,535.31 = 138,797.96/x
  3. Step 3: Cross multiply
    144,188.77x = 197,535.31 × 138,797.96
  4. Step 4: Simplify right side
    144,188.77x = 27,417,498,055.97
  5. Step 5: Solve for x
    x = 27,417,498,055.97/144,188.77
  6. Step 6: Final answer
    x = 190,150.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.