Home / 144,182.31-198,982.58-106,116.14

Finding the Fourth Proportional to 144,182.31, 198,982.58 and 106,116.14

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Solution

The fourth proportional to 144,182.31, 198,982.58 and 106,116.14 is: 146,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,182.31 : 198,982.58 = 106,116.14 : x
  2. Step 2: Convert to fraction form
    144,182.31/198,982.58 = 106,116.14/x
  3. Step 3: Cross multiply
    144,182.31x = 198,982.58 × 106,116.14
  4. Step 4: Simplify right side
    144,182.31x = 21,115,261,791.35
  5. Step 5: Solve for x
    x = 21,115,261,791.35/144,182.31
  6. Step 6: Final answer
    x = 146,448.35

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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.