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Finding the Fourth Proportional to 73,346.91, 110,057.88 and 34,921.90

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Solution

The fourth proportional to 73,346.91, 110,057.88 and 34,921.90 is: 52,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,346.91 : 110,057.88 = 34,921.90 : x
  2. Step 2: Convert to fraction form
    73,346.91/110,057.88 = 34,921.90/x
  3. Step 3: Cross multiply
    73,346.91x = 110,057.88 × 34,921.90
  4. Step 4: Simplify right side
    73,346.91x = 3,843,429,729.28
  5. Step 5: Solve for x
    x = 3,843,429,729.28/73,346.91
  6. Step 6: Final answer
    x = 52,400.70

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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.