Home / 75,418.88-113,126.56-37,968.89

Finding the Fourth Proportional to 75,418.88, 113,126.56 and 37,968.89

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Solution

The fourth proportional to 75,418.88, 113,126.56 and 37,968.89 is: 56,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,418.88 : 113,126.56 = 37,968.89 : x
  2. Step 2: Convert to fraction form
    75,418.88/113,126.56 = 37,968.89/x
  3. Step 3: Cross multiply
    75,418.88x = 113,126.56 × 37,968.89
  4. Step 4: Simplify right side
    75,418.88x = 4,295,289,252.16
  5. Step 5: Solve for x
    x = 4,295,289,252.16/75,418.88
  6. Step 6: Final answer
    x = 56,952.44

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1.5x scale

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.