Home / 188,650.20-282,877.90-55,513.15

Finding the Fourth Proportional to 188,650.20, 282,877.90 and 55,513.15

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Solution

The fourth proportional to 188,650.20, 282,877.90 and 55,513.15 is: 83,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,650.20 : 282,877.90 = 55,513.15 : x
  2. Step 2: Convert to fraction form
    188,650.20/282,877.90 = 55,513.15/x
  3. Step 3: Cross multiply
    188,650.20x = 282,877.90 × 55,513.15
  4. Step 4: Simplify right side
    188,650.20x = 15,703,443,294.39
  5. Step 5: Solve for x
    x = 15,703,443,294.39/188,650.20
  6. Step 6: Final answer
    x = 83,241.06

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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.