Home / 247,628.26-371,589.95-89,869.01

Finding the Fourth Proportional to 247,628.26, 371,589.95 and 89,869.01

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Solution

The fourth proportional to 247,628.26, 371,589.95 and 89,869.01 is: 134,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,628.26 : 371,589.95 = 89,869.01 : x
  2. Step 2: Convert to fraction form
    247,628.26/371,589.95 = 89,869.01/x
  3. Step 3: Cross multiply
    247,628.26x = 371,589.95 × 89,869.01
  4. Step 4: Simplify right side
    247,628.26x = 33,394,420,932.45
  5. Step 5: Solve for x
    x = 33,394,420,932.45/247,628.26
  6. Step 6: Final answer
    x = 134,857.07

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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.