Home / 202,385.35-279,032.15-165,952.56

Finding the Fourth Proportional to 202,385.35, 279,032.15 and 165,952.56

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Solution

The fourth proportional to 202,385.35, 279,032.15 and 165,952.56 is: 228,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,385.35 : 279,032.15 = 165,952.56 : x
  2. Step 2: Convert to fraction form
    202,385.35/279,032.15 = 165,952.56/x
  3. Step 3: Cross multiply
    202,385.35x = 279,032.15 × 165,952.56
  4. Step 4: Simplify right side
    202,385.35x = 46,306,098,785.04
  5. Step 5: Solve for x
    x = 46,306,098,785.04/202,385.35
  6. Step 6: Final answer
    x = 228,801.64

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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.