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Finding the Fourth Proportional to 183,364.80, 253,097.19 and 119,712.12

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Solution

The fourth proportional to 183,364.80, 253,097.19 and 119,712.12 is: 165,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,364.80 : 253,097.19 = 119,712.12 : x
  2. Step 2: Convert to fraction form
    183,364.80/253,097.19 = 119,712.12/x
  3. Step 3: Cross multiply
    183,364.80x = 253,097.19 × 119,712.12
  4. Step 4: Simplify right side
    183,364.80x = 30,298,801,180.94
  5. Step 5: Solve for x
    x = 30,298,801,180.94/183,364.80
  6. Step 6: Final answer
    x = 165,237.83

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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.