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Finding the Fourth Proportional to 82,893.72, 114,394.19 and 45,167.97

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Solution

The fourth proportional to 82,893.72, 114,394.19 and 45,167.97 is: 62,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,893.72 : 114,394.19 = 45,167.97 : x
  2. Step 2: Convert to fraction form
    82,893.72/114,394.19 = 45,167.97/x
  3. Step 3: Cross multiply
    82,893.72x = 114,394.19 × 45,167.97
  4. Step 4: Simplify right side
    82,893.72x = 5,166,953,342.09
  5. Step 5: Solve for x
    x = 5,166,953,342.09/82,893.72
  6. Step 6: Final answer
    x = 62,332.27

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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.