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Finding the Fourth Proportional to 82,887.64, 124,388.88 and 32,962.62

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Solution

The fourth proportional to 82,887.64, 124,388.88 and 32,962.62 is: 49,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,887.64 : 124,388.88 = 32,962.62 : x
  2. Step 2: Convert to fraction form
    82,887.64/124,388.88 = 32,962.62/x
  3. Step 3: Cross multiply
    82,887.64x = 124,388.88 × 32,962.62
  4. Step 4: Simplify right side
    82,887.64x = 4,100,183,383.67
  5. Step 5: Solve for x
    x = 4,100,183,383.67/82,887.64
  6. Step 6: Final answer
    x = 49,466.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.