Home / 77,941.26-107,552.43-43,958.10

Finding the Fourth Proportional to 77,941.26, 107,552.43 and 43,958.10

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Solution

The fourth proportional to 77,941.26, 107,552.43 and 43,958.10 is: 60,658.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,941.26 : 107,552.43 = 43,958.10 : x
  2. Step 2: Convert to fraction form
    77,941.26/107,552.43 = 43,958.10/x
  3. Step 3: Cross multiply
    77,941.26x = 107,552.43 × 43,958.10
  4. Step 4: Simplify right side
    77,941.26x = 4,727,800,473.18
  5. Step 5: Solve for x
    x = 4,727,800,473.18/77,941.26
  6. Step 6: Final answer
    x = 60,658.51

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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.