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Finding the Fourth Proportional to 183,080.70, 252,639.27 and 102,507.48

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Solution

The fourth proportional to 183,080.70, 252,639.27 and 102,507.48 is: 141,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,080.70 : 252,639.27 = 102,507.48 : x
  2. Step 2: Convert to fraction form
    183,080.70/252,639.27 = 102,507.48/x
  3. Step 3: Cross multiply
    183,080.70x = 252,639.27 × 102,507.48
  4. Step 4: Simplify right side
    183,080.70x = 25,897,414,916.74
  5. Step 5: Solve for x
    x = 25,897,414,916.74/183,080.70
  6. Step 6: Final answer
    x = 141,453.55

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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.