Home / 73,313.28-109,986.12-26,569.80

Finding the Fourth Proportional to 73,313.28, 109,986.12 and 26,569.80

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Solution

The fourth proportional to 73,313.28, 109,986.12 and 26,569.80 is: 39,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,313.28 : 109,986.12 = 26,569.80 : x
  2. Step 2: Convert to fraction form
    73,313.28/109,986.12 = 26,569.80/x
  3. Step 3: Cross multiply
    73,313.28x = 109,986.12 × 26,569.80
  4. Step 4: Simplify right side
    73,313.28x = 2,922,309,211.18
  5. Step 5: Solve for x
    x = 2,922,309,211.18/73,313.28
  6. Step 6: Final answer
    x = 39,860.57

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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.