Home / 182,129.10-273,193.65-122,642.70

Finding the Fourth Proportional to 182,129.10, 273,193.65 and 122,642.70

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Solution

The fourth proportional to 182,129.10, 273,193.65 and 122,642.70 is: 183,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,129.10 : 273,193.65 = 122,642.70 : x
  2. Step 2: Convert to fraction form
    182,129.10/273,193.65 = 122,642.70/x
  3. Step 3: Cross multiply
    182,129.10x = 273,193.65 × 122,642.70
  4. Step 4: Simplify right side
    182,129.10x = 33,505,206,858.86
  5. Step 5: Solve for x
    x = 33,505,206,858.86/182,129.10
  6. Step 6: Final answer
    x = 183,964.05

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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.