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Finding the Fourth Proportional to 73,665.18, 110,518.17 and 29,323.08

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Solution

The fourth proportional to 73,665.18, 110,518.17 and 29,323.08 is: 43,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,665.18 : 110,518.17 = 29,323.08 : x
  2. Step 2: Convert to fraction form
    73,665.18/110,518.17 = 29,323.08/x
  3. Step 3: Cross multiply
    73,665.18x = 110,518.17 × 29,323.08
  4. Step 4: Simplify right side
    73,665.18x = 3,240,733,195.34
  5. Step 5: Solve for x
    x = 3,240,733,195.34/73,665.18
  6. Step 6: Final answer
    x = 43,992.74

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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.