Home / 77,725.88-116,589.53-25,135.41

Finding the Fourth Proportional to 77,725.88, 116,589.53 and 25,135.41

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Solution

The fourth proportional to 77,725.88, 116,589.53 and 25,135.41 is: 37,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,725.88 : 116,589.53 = 25,135.41 : x
  2. Step 2: Convert to fraction form
    77,725.88/116,589.53 = 25,135.41/x
  3. Step 3: Cross multiply
    77,725.88x = 116,589.53 × 25,135.41
  4. Step 4: Simplify right side
    77,725.88x = 2,930,525,996.92
  5. Step 5: Solve for x
    x = 2,930,525,996.92/77,725.88
  6. Step 6: Final answer
    x = 37,703.35

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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.