Home / 61,917.21-85,446.90-35,059.64

Finding the Fourth Proportional to 61,917.21, 85,446.90 and 35,059.64

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Solution

The fourth proportional to 61,917.21, 85,446.90 and 35,059.64 is: 48,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,917.21 : 85,446.90 = 35,059.64 : x
  2. Step 2: Convert to fraction form
    61,917.21/85,446.90 = 35,059.64/x
  3. Step 3: Cross multiply
    61,917.21x = 85,446.90 × 35,059.64
  4. Step 4: Simplify right side
    61,917.21x = 2,995,737,125.88
  5. Step 5: Solve for x
    x = 2,995,737,125.88/61,917.21
  6. Step 6: Final answer
    x = 48,382.95

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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.