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Finding the Fourth Proportional to 110,487.92, 152,468.87 and 67,539.34

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Solution

The fourth proportional to 110,487.92, 152,468.87 and 67,539.34 is: 93,201.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,487.92 : 152,468.87 = 67,539.34 : x
  2. Step 2: Convert to fraction form
    110,487.92/152,468.87 = 67,539.34/x
  3. Step 3: Cross multiply
    110,487.92x = 152,468.87 × 67,539.34
  4. Step 4: Simplify right side
    110,487.92x = 10,297,647,416.99
  5. Step 5: Solve for x
    x = 10,297,647,416.99/110,487.92
  6. Step 6: Final answer
    x = 93,201.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.