Home / 61,680.57-85,113.58-34,817.82

Finding the Fourth Proportional to 61,680.57, 85,113.58 and 34,817.82

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Solution

The fourth proportional to 61,680.57, 85,113.58 and 34,817.82 is: 48,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,680.57 : 85,113.58 = 34,817.82 : x
  2. Step 2: Convert to fraction form
    61,680.57/85,113.58 = 34,817.82/x
  3. Step 3: Cross multiply
    61,680.57x = 85,113.58 × 34,817.82
  4. Step 4: Simplify right side
    61,680.57x = 2,963,469,308.00
  5. Step 5: Solve for x
    x = 2,963,469,308.00/61,680.57
  6. Step 6: Final answer
    x = 48,045.43

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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.