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Finding the Fourth Proportional to 82,892.85, 114,392.13 and 45,167.10

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Solution

The fourth proportional to 82,892.85, 114,392.13 and 45,167.10 is: 62,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,892.85 : 114,392.13 = 45,167.10 : x
  2. Step 2: Convert to fraction form
    82,892.85/114,392.13 = 45,167.10/x
  3. Step 3: Cross multiply
    82,892.85x = 114,392.13 × 45,167.10
  4. Step 4: Simplify right side
    82,892.85x = 5,166,760,774.92
  5. Step 5: Solve for x
    x = 5,166,760,774.92/82,892.85
  6. Step 6: Final answer
    x = 62,330.60

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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.