Home / 79,571.89-119,332.32-26,251.92

Finding the Fourth Proportional to 79,571.89, 119,332.32 and 26,251.92

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Solution

The fourth proportional to 79,571.89, 119,332.32 and 26,251.92 is: 39,369.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,571.89 : 119,332.32 = 26,251.92 : x
  2. Step 2: Convert to fraction form
    79,571.89/119,332.32 = 26,251.92/x
  3. Step 3: Cross multiply
    79,571.89x = 119,332.32 × 26,251.92
  4. Step 4: Simplify right side
    79,571.89x = 3,132,702,518.05
  5. Step 5: Solve for x
    x = 3,132,702,518.05/79,571.89
  6. Step 6: Final answer
    x = 39,369.46

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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.