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Finding the Fourth Proportional to 182,893.60, 274,340.40 and 112,544.80

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Solution

The fourth proportional to 182,893.60, 274,340.40 and 112,544.80 is: 168,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,893.60 : 274,340.40 = 112,544.80 : x
  2. Step 2: Convert to fraction form
    182,893.60/274,340.40 = 112,544.80/x
  3. Step 3: Cross multiply
    182,893.60x = 274,340.40 × 112,544.80
  4. Step 4: Simplify right side
    182,893.60x = 30,875,585,449.92
  5. Step 5: Solve for x
    x = 30,875,585,449.92/182,893.60
  6. Step 6: Final answer
    x = 168,817.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.