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Finding the Fourth Proportional to 73,599.69, 110,323.81 and 29,257.86

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Solution

The fourth proportional to 73,599.69, 110,323.81 and 29,257.86 is: 43,856.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,599.69 : 110,323.81 = 29,257.86 : x
  2. Step 2: Convert to fraction form
    73,599.69/110,323.81 = 29,257.86/x
  3. Step 3: Cross multiply
    73,599.69x = 110,323.81 × 29,257.86
  4. Step 4: Simplify right side
    73,599.69x = 3,227,838,873.36
  5. Step 5: Solve for x
    x = 3,227,838,873.36/73,599.69
  6. Step 6: Final answer
    x = 43,856.69

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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.