Home / 202,734.96-279,766.08-117,845.34

Finding the Fourth Proportional to 202,734.96, 279,766.08 and 117,845.34

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Solution

The fourth proportional to 202,734.96, 279,766.08 and 117,845.34 is: 162,621.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,734.96 : 279,766.08 = 117,845.34 : x
  2. Step 2: Convert to fraction form
    202,734.96/279,766.08 = 117,845.34/x
  3. Step 3: Cross multiply
    202,734.96x = 279,766.08 × 117,845.34
  4. Step 4: Simplify right side
    202,734.96x = 32,969,128,818.07
  5. Step 5: Solve for x
    x = 32,969,128,818.07/202,734.96
  6. Step 6: Final answer
    x = 162,621.82

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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.