Home / 165,945.18-248,954.68-47,607.22

Finding the Fourth Proportional to 165,945.18, 248,954.68 and 47,607.22

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Solution

The fourth proportional to 165,945.18, 248,954.68 and 47,607.22 is: 71,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945.18 : 248,954.68 = 47,607.22 : x
  2. Step 2: Convert to fraction form
    165,945.18/248,954.68 = 47,607.22/x
  3. Step 3: Cross multiply
    165,945.18x = 248,954.68 × 47,607.22
  4. Step 4: Simplify right side
    165,945.18x = 11,852,040,220.79
  5. Step 5: Solve for x
    x = 11,852,040,220.79/165,945.18
  6. Step 6: Final answer
    x = 71,421.42

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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.