Home / 92,163.47-138,137.31-35,200.04

Finding the Fourth Proportional to 92,163.47, 138,137.31 and 35,200.04

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Solution

The fourth proportional to 92,163.47, 138,137.31 and 35,200.04 is: 52,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,163.47 : 138,137.31 = 35,200.04 : x
  2. Step 2: Convert to fraction form
    92,163.47/138,137.31 = 35,200.04/x
  3. Step 3: Cross multiply
    92,163.47x = 138,137.31 × 35,200.04
  4. Step 4: Simplify right side
    92,163.47x = 4,862,438,146.81
  5. Step 5: Solve for x
    x = 4,862,438,146.81/92,163.47
  6. Step 6: Final answer
    x = 52,758.85

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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.