Home / 165,218.36-247,938.26-106,095.55

Finding the Fourth Proportional to 165,218.36, 247,938.26 and 106,095.55

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Solution

The fourth proportional to 165,218.36, 247,938.26 and 106,095.55 is: 159,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,218.36 : 247,938.26 = 106,095.55 : x
  2. Step 2: Convert to fraction form
    165,218.36/247,938.26 = 106,095.55/x
  3. Step 3: Cross multiply
    165,218.36x = 247,938.26 × 106,095.55
  4. Step 4: Simplify right side
    165,218.36x = 26,305,146,060.74
  5. Step 5: Solve for x
    x = 26,305,146,060.74/165,218.36
  6. Step 6: Final answer
    x = 159,214.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.