Home / 83,245.42-114,879.06-45,519.64

Finding the Fourth Proportional to 83,245.42, 114,879.06 and 45,519.64

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Solution

The fourth proportional to 83,245.42, 114,879.06 and 45,519.64 is: 62,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,245.42 : 114,879.06 = 45,519.64 : x
  2. Step 2: Convert to fraction form
    83,245.42/114,879.06 = 45,519.64/x
  3. Step 3: Cross multiply
    83,245.42x = 114,879.06 × 45,519.64
  4. Step 4: Simplify right side
    83,245.42x = 5,229,253,454.74
  5. Step 5: Solve for x
    x = 5,229,253,454.74/83,245.42
  6. Step 6: Final answer
    x = 62,817.31

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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.