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Finding the Fourth Proportional to 73,709.88, 110,533.23 and 34,262.88

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Solution

The fourth proportional to 73,709.88, 110,533.23 and 34,262.88 is: 51,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,709.88 : 110,533.23 = 34,262.88 : x
  2. Step 2: Convert to fraction form
    73,709.88/110,533.23 = 34,262.88/x
  3. Step 3: Cross multiply
    73,709.88x = 110,533.23 × 34,262.88
  4. Step 4: Simplify right side
    73,709.88x = 3,787,186,795.50
  5. Step 5: Solve for x
    x = 3,787,186,795.50/73,709.88
  6. Step 6: Final answer
    x = 51,379.64

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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.