Home / 65,622.40-98,433.60-36,097.90

Finding the Fourth Proportional to 65,622.40, 98,433.60 and 36,097.90

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Solution

The fourth proportional to 65,622.40, 98,433.60 and 36,097.90 is: 54,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,622.40 : 98,433.60 = 36,097.90 : x
  2. Step 2: Convert to fraction form
    65,622.40/98,433.60 = 36,097.90/x
  3. Step 3: Cross multiply
    65,622.40x = 98,433.60 × 36,097.90
  4. Step 4: Simplify right side
    65,622.40x = 3,553,246,249.44
  5. Step 5: Solve for x
    x = 3,553,246,249.44/65,622.40
  6. Step 6: Final answer
    x = 54,146.85

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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.