Home / 142,564.38-213,838.26-37,383.31

Finding the Fourth Proportional to 142,564.38, 213,838.26 and 37,383.31

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Solution

The fourth proportional to 142,564.38, 213,838.26 and 37,383.31 is: 56,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,564.38 : 213,838.26 = 37,383.31 : x
  2. Step 2: Convert to fraction form
    142,564.38/213,838.26 = 37,383.31/x
  3. Step 3: Cross multiply
    142,564.38x = 213,838.26 × 37,383.31
  4. Step 4: Simplify right side
    142,564.38x = 7,993,981,963.44
  5. Step 5: Solve for x
    x = 7,993,981,963.44/142,564.38
  6. Step 6: Final answer
    x = 56,072.79

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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.