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Finding the Fourth Proportional to 183,376.76, 253,059.75 and 102,804.30

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Solution

The fourth proportional to 183,376.76, 253,059.75 and 102,804.30 is: 141,869.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,376.76 : 253,059.75 = 102,804.30 : x
  2. Step 2: Convert to fraction form
    183,376.76/253,059.75 = 102,804.30/x
  3. Step 3: Cross multiply
    183,376.76x = 253,059.75 × 102,804.30
  4. Step 4: Simplify right side
    183,376.76x = 26,015,629,191.63
  5. Step 5: Solve for x
    x = 26,015,629,191.63/183,376.76
  6. Step 6: Final answer
    x = 141,869.83

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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.