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Finding the Fourth Proportional to 62,885.44, 86,787.16 and 34,596.32

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Solution

The fourth proportional to 62,885.44, 86,787.16 and 34,596.32 is: 47,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,885.44 : 86,787.16 = 34,596.32 : x
  2. Step 2: Convert to fraction form
    62,885.44/86,787.16 = 34,596.32/x
  3. Step 3: Cross multiply
    62,885.44x = 86,787.16 × 34,596.32
  4. Step 4: Simplify right side
    62,885.44x = 3,002,516,359.25
  5. Step 5: Solve for x
    x = 3,002,516,359.25/62,885.44
  6. Step 6: Final answer
    x = 47,745.81

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1.5x scale

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.