Home / 134,255.32-185,226.20-83,249.68

Finding the Fourth Proportional to 134,255.32, 185,226.20 and 83,249.68

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Solution

The fourth proportional to 134,255.32, 185,226.20 and 83,249.68 is: 114,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,255.32 : 185,226.20 = 83,249.68 : x
  2. Step 2: Convert to fraction form
    134,255.32/185,226.20 = 83,249.68/x
  3. Step 3: Cross multiply
    134,255.32x = 185,226.20 × 83,249.68
  4. Step 4: Simplify right side
    134,255.32x = 15,420,021,877.62
  5. Step 5: Solve for x
    x = 15,420,021,877.62/134,255.32
  6. Step 6: Final answer
    x = 114,855.95

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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.