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Finding the Fourth Proportional to 73,254.28, 109,880.58 and 17,850.28

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Solution

The fourth proportional to 73,254.28, 109,880.58 and 17,850.28 is: 26,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,254.28 : 109,880.58 = 17,850.28 : x
  2. Step 2: Convert to fraction form
    73,254.28/109,880.58 = 17,850.28/x
  3. Step 3: Cross multiply
    73,254.28x = 109,880.58 × 17,850.28
  4. Step 4: Simplify right side
    73,254.28x = 1,961,399,119.56
  5. Step 5: Solve for x
    x = 1,961,399,119.56/73,254.28
  6. Step 6: Final answer
    x = 26,775.22

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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.