Home / 345,772.04-477,163.37-192,812.04

Finding the Fourth Proportional to 345,772.04, 477,163.37 and 192,812.04

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Solution

The fourth proportional to 345,772.04, 477,163.37 and 192,812.04 is: 266,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,772.04 : 477,163.37 = 192,812.04 : x
  2. Step 2: Convert to fraction form
    345,772.04/477,163.37 = 192,812.04/x
  3. Step 3: Cross multiply
    345,772.04x = 477,163.37 × 192,812.04
  4. Step 4: Simplify right side
    345,772.04x = 92,002,843,265.00
  5. Step 5: Solve for x
    x = 92,002,843,265.00/345,772.04
  6. Step 6: Final answer
    x = 266,079.48

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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.