Home / 65,942.22-91,031.70-37,642.44

Finding the Fourth Proportional to 65,942.22, 91,031.70 and 37,642.44

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Solution

The fourth proportional to 65,942.22, 91,031.70 and 37,642.44 is: 51,964.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,942.22 : 91,031.70 = 37,642.44 : x
  2. Step 2: Convert to fraction form
    65,942.22/91,031.70 = 37,642.44/x
  3. Step 3: Cross multiply
    65,942.22x = 91,031.70 × 37,642.44
  4. Step 4: Simplify right side
    65,942.22x = 3,426,655,305.35
  5. Step 5: Solve for x
    x = 3,426,655,305.35/65,942.22
  6. Step 6: Final answer
    x = 51,964.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.