Home / 57,384.26-85,916.72-29,243.64

Finding the Fourth Proportional to 57,384.26, 85,916.72 and 29,243.64

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Solution

The fourth proportional to 57,384.26, 85,916.72 and 29,243.64 is: 43,784.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,384.26 : 85,916.72 = 29,243.64 : x
  2. Step 2: Convert to fraction form
    57,384.26/85,916.72 = 29,243.64/x
  3. Step 3: Cross multiply
    57,384.26x = 85,916.72 × 29,243.64
  4. Step 4: Simplify right side
    57,384.26x = 2,512,517,629.66
  5. Step 5: Solve for x
    x = 2,512,517,629.66/57,384.26
  6. Step 6: Final answer
    x = 43,784.09

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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.