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Finding the Fourth Proportional to 54,827.91, 82,127.05 and 35,005.50

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Solution

The fourth proportional to 54,827.91, 82,127.05 and 35,005.50 is: 52,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,827.91 : 82,127.05 = 35,005.50 : x
  2. Step 2: Convert to fraction form
    54,827.91/82,127.05 = 35,005.50/x
  3. Step 3: Cross multiply
    54,827.91x = 82,127.05 × 35,005.50
  4. Step 4: Simplify right side
    54,827.91x = 2,874,898,361.26
  5. Step 5: Solve for x
    x = 2,874,898,361.26/54,827.91
  6. Step 6: Final answer
    x = 52,434.94

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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.