Home / 199,560.34-275,395.81-117,891.26

Finding the Fourth Proportional to 199,560.34, 275,395.81 and 117,891.26

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Solution

The fourth proportional to 199,560.34, 275,395.81 and 117,891.26 is: 162,691.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,560.34 : 275,395.81 = 117,891.26 : x
  2. Step 2: Convert to fraction form
    199,560.34/275,395.81 = 117,891.26/x
  3. Step 3: Cross multiply
    199,560.34x = 275,395.81 × 117,891.26
  4. Step 4: Simplify right side
    199,560.34x = 32,466,759,039.62
  5. Step 5: Solve for x
    x = 32,466,759,039.62/199,560.34
  6. Step 6: Final answer
    x = 162,691.44

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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.