Home / 161,949.18-223,391.88-104,498.58

Finding the Fourth Proportional to 161,949.18, 223,391.88 and 104,498.58

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Solution

The fourth proportional to 161,949.18, 223,391.88 and 104,498.58 is: 144,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,949.18 : 223,391.88 = 104,498.58 : x
  2. Step 2: Convert to fraction form
    161,949.18/223,391.88 = 104,498.58/x
  3. Step 3: Cross multiply
    161,949.18x = 223,391.88 × 104,498.58
  4. Step 4: Simplify right side
    161,949.18x = 23,344,134,243.53
  5. Step 5: Solve for x
    x = 23,344,134,243.53/161,949.18
  6. Step 6: Final answer
    x = 144,144.81

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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.