Home / 121,809.45-182,735.06-41,843.62

Finding the Fourth Proportional to 121,809.45, 182,735.06 and 41,843.62

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Solution

The fourth proportional to 121,809.45, 182,735.06 and 41,843.62 is: 62,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,809.45 : 182,735.06 = 41,843.62 : x
  2. Step 2: Convert to fraction form
    121,809.45/182,735.06 = 41,843.62/x
  3. Step 3: Cross multiply
    121,809.45x = 182,735.06 × 41,843.62
  4. Step 4: Simplify right side
    121,809.45x = 7,646,296,430.52
  5. Step 5: Solve for x
    x = 7,646,296,430.52/121,809.45
  6. Step 6: Final answer
    x = 62,772.60

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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.