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Finding the Fourth Proportional to 199,551.16, 299,479.03 and 73,311.04

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Solution

The fourth proportional to 199,551.16, 299,479.03 and 73,311.04 is: 110,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,551.16 : 299,479.03 = 73,311.04 : x
  2. Step 2: Convert to fraction form
    199,551.16/299,479.03 = 73,311.04/x
  3. Step 3: Cross multiply
    199,551.16x = 299,479.03 × 73,311.04
  4. Step 4: Simplify right side
    199,551.16x = 21,955,119,147.49
  5. Step 5: Solve for x
    x = 21,955,119,147.49/199,551.16
  6. Step 6: Final answer
    x = 110,022.51

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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.