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Finding the Fourth Proportional to 73,501.90, 110,273.79 and 36,073.22

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Solution

The fourth proportional to 73,501.90, 110,273.79 and 36,073.22 is: 54,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,501.90 : 110,273.79 = 36,073.22 : x
  2. Step 2: Convert to fraction form
    73,501.90/110,273.79 = 36,073.22/x
  3. Step 3: Cross multiply
    73,501.90x = 110,273.79 × 36,073.22
  4. Step 4: Simplify right side
    73,501.90x = 3,977,929,955.17
  5. Step 5: Solve for x
    x = 3,977,929,955.17/73,501.90
  6. Step 6: Final answer
    x = 54,120.10

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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.