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Finding the Fourth Proportional to 202,265.88, 279,375.24 and 151,505.46

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Solution

The fourth proportional to 202,265.88, 279,375.24 and 151,505.46 is: 209,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,265.88 : 279,375.24 = 151,505.46 : x
  2. Step 2: Convert to fraction form
    202,265.88/279,375.24 = 151,505.46/x
  3. Step 3: Cross multiply
    202,265.88x = 279,375.24 × 151,505.46
  4. Step 4: Simplify right side
    202,265.88x = 42,326,874,248.81
  5. Step 5: Solve for x
    x = 42,326,874,248.81/202,265.88
  6. Step 6: Final answer
    x = 209,263.54

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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.