Home / 250,844.42-346,163.55-136,120.15

Finding the Fourth Proportional to 250,844.42, 346,163.55 and 136,120.15

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Solution

The fourth proportional to 250,844.42, 346,163.55 and 136,120.15 is: 187,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,844.42 : 346,163.55 = 136,120.15 : x
  2. Step 2: Convert to fraction form
    250,844.42/346,163.55 = 136,120.15/x
  3. Step 3: Cross multiply
    250,844.42x = 346,163.55 × 136,120.15
  4. Step 4: Simplify right side
    250,844.42x = 47,119,832,708.45
  5. Step 5: Solve for x
    x = 47,119,832,708.45/250,844.42
  6. Step 6: Final answer
    x = 187,844.85

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1.5x scale

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.