Home / 79,554.15-119,336.49-23,399.28

Finding the Fourth Proportional to 79,554.15, 119,336.49 and 23,399.28

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Solution

The fourth proportional to 79,554.15, 119,336.49 and 23,399.28 is: 35,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,554.15 : 119,336.49 = 23,399.28 : x
  2. Step 2: Convert to fraction form
    79,554.15/119,336.49 = 23,399.28/x
  3. Step 3: Cross multiply
    79,554.15x = 119,336.49 × 23,399.28
  4. Step 4: Simplify right side
    79,554.15x = 2,792,387,943.73
  5. Step 5: Solve for x
    x = 2,792,387,943.73/79,554.15
  6. Step 6: Final answer
    x = 35,100.47

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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.