Home / 195,044.34-269,128.44-118,550.28

Finding the Fourth Proportional to 195,044.34, 269,128.44 and 118,550.28

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Solution

The fourth proportional to 195,044.34, 269,128.44 and 118,550.28 is: 163,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,044.34 : 269,128.44 = 118,550.28 : x
  2. Step 2: Convert to fraction form
    195,044.34/269,128.44 = 118,550.28/x
  3. Step 3: Cross multiply
    195,044.34x = 269,128.44 × 118,550.28
  4. Step 4: Simplify right side
    195,044.34x = 31,905,251,917.96
  5. Step 5: Solve for x
    x = 31,905,251,917.96/195,044.34
  6. Step 6: Final answer
    x = 163,579.48

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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.