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Finding the Fourth Proportional to 188,660.68, 282,893.62 and 55,523.64

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Solution

The fourth proportional to 188,660.68, 282,893.62 and 55,523.64 is: 83,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,660.68 : 282,893.62 = 55,523.64 : x
  2. Step 2: Convert to fraction form
    188,660.68/282,893.62 = 55,523.64/x
  3. Step 3: Cross multiply
    188,660.68x = 282,893.62 × 55,523.64
  4. Step 4: Simplify right side
    188,660.68x = 15,707,283,515.18
  5. Step 5: Solve for x
    x = 15,707,283,515.18/188,660.68
  6. Step 6: Final answer
    x = 83,256.79

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1.5x scale

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.