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Finding the Fourth Proportional to 110,257.60, 164,997.60 and 75,265.60

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Solution

The fourth proportional to 110,257.60, 164,997.60 and 75,265.60 is: 112,632.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,257.60 : 164,997.60 = 75,265.60 : x
  2. Step 2: Convert to fraction form
    110,257.60/164,997.60 = 75,265.60/x
  3. Step 3: Cross multiply
    110,257.60x = 164,997.60 × 75,265.60
  4. Step 4: Simplify right side
    110,257.60x = 12,418,643,362.56
  5. Step 5: Solve for x
    x = 12,418,643,362.56/110,257.60
  6. Step 6: Final answer
    x = 112,632.99

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1.5x scale

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.