Home / 222,900.86-334,339.55-73,121.43

Finding the Fourth Proportional to 222,900.86, 334,339.55 and 73,121.43

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Solution

The fourth proportional to 222,900.86, 334,339.55 and 73,121.43 is: 109,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,900.86 : 334,339.55 = 73,121.43 : x
  2. Step 2: Convert to fraction form
    222,900.86/334,339.55 = 73,121.43/x
  3. Step 3: Cross multiply
    222,900.86x = 334,339.55 × 73,121.43
  4. Step 4: Simplify right side
    222,900.86x = 24,447,387,163.93
  5. Step 5: Solve for x
    x = 24,447,387,163.93/222,900.86
  6. Step 6: Final answer
    x = 109,678.30

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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.