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Finding the Fourth Proportional to 73,557.70, 110,250.15 and 34,031.32

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Solution

The fourth proportional to 73,557.70, 110,250.15 and 34,031.32 is: 51,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,557.70 : 110,250.15 = 34,031.32 : x
  2. Step 2: Convert to fraction form
    73,557.70/110,250.15 = 34,031.32/x
  3. Step 3: Cross multiply
    73,557.70x = 110,250.15 × 34,031.32
  4. Step 4: Simplify right side
    73,557.70x = 3,751,958,134.70
  5. Step 5: Solve for x
    x = 3,751,958,134.70/73,557.70
  6. Step 6: Final answer
    x = 51,007.01

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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.