Home / 199,396.62-275,209.92-114,560.46

Finding the Fourth Proportional to 199,396.62, 275,209.92 and 114,560.46

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Solution

The fourth proportional to 199,396.62, 275,209.92 and 114,560.46 is: 158,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,396.62 : 275,209.92 = 114,560.46 : x
  2. Step 2: Convert to fraction form
    199,396.62/275,209.92 = 114,560.46/x
  3. Step 3: Cross multiply
    199,396.62x = 275,209.92 × 114,560.46
  4. Step 4: Simplify right side
    199,396.62x = 31,528,175,031.76
  5. Step 5: Solve for x
    x = 31,528,175,031.76/199,396.62
  6. Step 6: Final answer
    x = 158,117.90

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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.