Home / 192,175.16-288,278.10-67,544.12

Finding the Fourth Proportional to 192,175.16, 288,278.10 and 67,544.12

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Solution

The fourth proportional to 192,175.16, 288,278.10 and 67,544.12 is: 101,321.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,175.16 : 288,278.10 = 67,544.12 : x
  2. Step 2: Convert to fraction form
    192,175.16/288,278.10 = 67,544.12/x
  3. Step 3: Cross multiply
    192,175.16x = 288,278.10 × 67,544.12
  4. Step 4: Simplify right side
    192,175.16x = 19,471,490,579.77
  5. Step 5: Solve for x
    x = 19,471,490,579.77/192,175.16
  6. Step 6: Final answer
    x = 101,321.58

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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.