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Finding the Fourth Proportional to 73,595.20, 110,317.20 and 36,097.60

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Solution

The fourth proportional to 73,595.20, 110,317.20 and 36,097.60 is: 54,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,595.20 : 110,317.20 = 36,097.60 : x
  2. Step 2: Convert to fraction form
    73,595.20/110,317.20 = 36,097.60/x
  3. Step 3: Cross multiply
    73,595.20x = 110,317.20 × 36,097.60
  4. Step 4: Simplify right side
    73,595.20x = 3,982,186,158.72
  5. Step 5: Solve for x
    x = 3,982,186,158.72/73,595.20
  6. Step 6: Final answer
    x = 54,109.32

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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.