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Finding the Fourth Proportional to 73,272.96, 109,917.42 and 23,341.32

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Solution

The fourth proportional to 73,272.96, 109,917.42 and 23,341.32 is: 35,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,272.96 : 109,917.42 = 23,341.32 : x
  2. Step 2: Convert to fraction form
    73,272.96/109,917.42 = 23,341.32/x
  3. Step 3: Cross multiply
    73,272.96x = 109,917.42 × 23,341.32
  4. Step 4: Simplify right side
    73,272.96x = 2,565,617,673.79
  5. Step 5: Solve for x
    x = 2,565,617,673.79/73,272.96
  6. Step 6: Final answer
    x = 35,014.52

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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.