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Finding the Fourth Proportional to 73,668.41, 110,454.20 and 35,707.63

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Solution

The fourth proportional to 73,668.41, 110,454.20 and 35,707.63 is: 53,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,668.41 : 110,454.20 = 35,707.63 : x
  2. Step 2: Convert to fraction form
    73,668.41/110,454.20 = 35,707.63/x
  3. Step 3: Cross multiply
    73,668.41x = 110,454.20 × 35,707.63
  4. Step 4: Simplify right side
    73,668.41x = 3,944,057,250.87
  5. Step 5: Solve for x
    x = 3,944,057,250.87/73,668.41
  6. Step 6: Final answer
    x = 53,537.98

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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.