Home / 188,650.18-282,877.89-55,513.14

Finding the Fourth Proportional to 188,650.18, 282,877.89 and 55,513.14

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Solution

The fourth proportional to 188,650.18, 282,877.89 and 55,513.14 is: 83,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,650.18 : 282,877.89 = 55,513.14 : x
  2. Step 2: Convert to fraction form
    188,650.18/282,877.89 = 55,513.14/x
  3. Step 3: Cross multiply
    188,650.18x = 282,877.89 × 55,513.14
  4. Step 4: Simplify right side
    188,650.18x = 15,703,439,910.47
  5. Step 5: Solve for x
    x = 15,703,439,910.47/188,650.18
  6. Step 6: Final answer
    x = 83,241.05

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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.