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Finding the Fourth Proportional to 56,804.93, 85,207.39 and 17,361.71

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Solution

The fourth proportional to 56,804.93, 85,207.39 and 17,361.71 is: 26,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,804.93 : 85,207.39 = 17,361.71 : x
  2. Step 2: Convert to fraction form
    56,804.93/85,207.39 = 17,361.71/x
  3. Step 3: Cross multiply
    56,804.93x = 85,207.39 × 17,361.71
  4. Step 4: Simplify right side
    56,804.93x = 1,479,345,569.00
  5. Step 5: Solve for x
    x = 1,479,345,569.00/56,804.93
  6. Step 6: Final answer
    x = 26,042.56

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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.