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Finding the Fourth Proportional to 183,059.72, 252,593.06 and 102,490.60

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Solution

The fourth proportional to 183,059.72, 252,593.06 and 102,490.60 is: 141,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,059.72 : 252,593.06 = 102,490.60 : x
  2. Step 2: Convert to fraction form
    183,059.72/252,593.06 = 102,490.60/x
  3. Step 3: Cross multiply
    183,059.72x = 252,593.06 × 102,490.60
  4. Step 4: Simplify right side
    183,059.72x = 25,888,414,275.24
  5. Step 5: Solve for x
    x = 25,888,414,275.24/183,059.72
  6. Step 6: Final answer
    x = 141,420.59

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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.