Home / 250,843.15-346,161.80-136,118.88

Finding the Fourth Proportional to 250,843.15, 346,161.80 and 136,118.88

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Solution

The fourth proportional to 250,843.15, 346,161.80 and 136,118.88 is: 187,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,843.15 : 346,161.80 = 136,118.88 : x
  2. Step 2: Convert to fraction form
    250,843.15/346,161.80 = 136,118.88/x
  3. Step 3: Cross multiply
    250,843.15x = 346,161.80 × 136,118.88
  4. Step 4: Simplify right side
    250,843.15x = 47,119,156,855.08
  5. Step 5: Solve for x
    x = 47,119,156,855.08/250,843.15
  6. Step 6: Final answer
    x = 187,843.10

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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.