Home / 202,371.48-279,305.46-117,537.75

Finding the Fourth Proportional to 202,371.48, 279,305.46 and 117,537.75

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Solution

The fourth proportional to 202,371.48, 279,305.46 and 117,537.75 is: 162,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,371.48 : 279,305.46 = 117,537.75 : x
  2. Step 2: Convert to fraction form
    202,371.48/279,305.46 = 117,537.75/x
  3. Step 3: Cross multiply
    202,371.48x = 279,305.46 × 117,537.75
  4. Step 4: Simplify right side
    202,371.48x = 32,828,935,331.12
  5. Step 5: Solve for x
    x = 32,828,935,331.12/202,371.48
  6. Step 6: Final answer
    x = 162,221.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.