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Finding the Fourth Proportional to 62,966, 86,891.04 and 34,670.96

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Solution

The fourth proportional to 62,966, 86,891.04 and 34,670.96 is: 47,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,966 : 86,891.04 = 34,670.96 : x
  2. Step 2: Convert to fraction form
    62,966/86,891.04 = 34,670.96/x
  3. Step 3: Cross multiply
    62,966x = 86,891.04 × 34,670.96
  4. Step 4: Simplify right side
    62,966x = 3,012,595,772.20
  5. Step 5: Solve for x
    x = 3,012,595,772.20/62,966
  6. Step 6: Final answer
    x = 47,844.80

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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.