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Finding the Fourth Proportional to 181,673.28, 272,537.28 and 57,024

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Solution

The fourth proportional to 181,673.28, 272,537.28 and 57,024 is: 85,544.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,673.28 : 272,537.28 = 57,024 : x
  2. Step 2: Convert to fraction form
    181,673.28/272,537.28 = 57,024/x
  3. Step 3: Cross multiply
    181,673.28x = 272,537.28 × 57,024
  4. Step 4: Simplify right side
    181,673.28x = 15,541,165,854.72
  5. Step 5: Solve for x
    x = 15,541,165,854.72/181,673.28
  6. Step 6: Final answer
    x = 85,544.59

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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.