Home / 188,665.43-283,000.17-55,548.20

Finding the Fourth Proportional to 188,665.43, 283,000.17 and 55,548.20

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Solution

The fourth proportional to 188,665.43, 283,000.17 and 55,548.20 is: 83,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,665.43 : 283,000.17 = 55,548.20 : x
  2. Step 2: Convert to fraction form
    188,665.43/283,000.17 = 55,548.20/x
  3. Step 3: Cross multiply
    188,665.43x = 283,000.17 × 55,548.20
  4. Step 4: Simplify right side
    188,665.43x = 15,720,148,628.19
  5. Step 5: Solve for x
    x = 15,720,148,628.19/188,665.43
  6. Step 6: Final answer
    x = 83,322.89

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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.