Home / 73,109.59-109,668.28-23,193.68

Finding the Fourth Proportional to 73,109.59, 109,668.28 and 23,193.68

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Solution

The fourth proportional to 73,109.59, 109,668.28 and 23,193.68 is: 34,791.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,109.59 : 109,668.28 = 23,193.68 : x
  2. Step 2: Convert to fraction form
    73,109.59/109,668.28 = 23,193.68/x
  3. Step 3: Cross multiply
    73,109.59x = 109,668.28 × 23,193.68
  4. Step 4: Simplify right side
    73,109.59x = 2,543,610,776.28
  5. Step 5: Solve for x
    x = 2,543,610,776.28/73,109.59
  6. Step 6: Final answer
    x = 34,791.75

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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.