Home / 64,491.12-96,701.15-34,540.46

Finding the Fourth Proportional to 64,491.12, 96,701.15 and 34,540.46

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Solution

The fourth proportional to 64,491.12, 96,701.15 and 34,540.46 is: 51,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,491.12 : 96,701.15 = 34,540.46 : x
  2. Step 2: Convert to fraction form
    64,491.12/96,701.15 = 34,540.46/x
  3. Step 3: Cross multiply
    64,491.12x = 96,701.15 × 34,540.46
  4. Step 4: Simplify right side
    64,491.12x = 3,340,101,720.02
  5. Step 5: Solve for x
    x = 3,340,101,720.02/64,491.12
  6. Step 6: Final answer
    x = 51,791.66

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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.