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Finding the Fourth Proportional to 192,957.68, 266,282.40 and 112,440.44

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Solution

The fourth proportional to 192,957.68, 266,282.40 and 112,440.44 is: 155,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,957.68 : 266,282.40 = 112,440.44 : x
  2. Step 2: Convert to fraction form
    192,957.68/266,282.40 = 112,440.44/x
  3. Step 3: Cross multiply
    192,957.68x = 266,282.40 × 112,440.44
  4. Step 4: Simplify right side
    192,957.68x = 29,940,910,220.26
  5. Step 5: Solve for x
    x = 29,940,910,220.26/192,957.68
  6. Step 6: Final answer
    x = 155,168.27

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1.5x scale

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.