Home / 168,537.71-252,807.26-42,177.61

Finding the Fourth Proportional to 168,537.71, 252,807.26 and 42,177.61

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Solution

The fourth proportional to 168,537.71, 252,807.26 and 42,177.61 is: 63,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,537.71 : 252,807.26 = 42,177.61 : x
  2. Step 2: Convert to fraction form
    168,537.71/252,807.26 = 42,177.61/x
  3. Step 3: Cross multiply
    168,537.71x = 252,807.26 × 42,177.61
  4. Step 4: Simplify right side
    168,537.71x = 10,662,805,174.54
  5. Step 5: Solve for x
    x = 10,662,805,174.54/168,537.71
  6. Step 6: Final answer
    x = 63,266.58

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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.