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Finding the Fourth Proportional to 73,506.45, 110,161.26 and 36,009.12

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Solution

The fourth proportional to 73,506.45, 110,161.26 and 36,009.12 is: 53,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,506.45 : 110,161.26 = 36,009.12 : x
  2. Step 2: Convert to fraction form
    73,506.45/110,161.26 = 36,009.12/x
  3. Step 3: Cross multiply
    73,506.45x = 110,161.26 × 36,009.12
  4. Step 4: Simplify right side
    73,506.45x = 3,966,810,030.69
  5. Step 5: Solve for x
    x = 3,966,810,030.69/73,506.45
  6. Step 6: Final answer
    x = 53,965.47

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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.