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Finding the Fourth Proportional to 62,966, 86,893.08 and 34,671.08

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Solution

The fourth proportional to 62,966, 86,893.08 and 34,671.08 is: 47,846.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,966 : 86,893.08 = 34,671.08 : x
  2. Step 2: Convert to fraction form
    62,966/86,893.08 = 34,671.08/x
  3. Step 3: Cross multiply
    62,966x = 86,893.08 × 34,671.08
  4. Step 4: Simplify right side
    62,966x = 3,012,676,928.13
  5. Step 5: Solve for x
    x = 3,012,676,928.13/62,966
  6. Step 6: Final answer
    x = 47,846.09

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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.