Home / 188,946.52-283,550.82-122,220.52

Finding the Fourth Proportional to 188,946.52, 283,550.82 and 122,220.52

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Solution

The fourth proportional to 188,946.52, 283,550.82 and 122,220.52 is: 183,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,946.52 : 283,550.82 = 122,220.52 : x
  2. Step 2: Convert to fraction form
    188,946.52/283,550.82 = 122,220.52/x
  3. Step 3: Cross multiply
    188,946.52x = 283,550.82 × 122,220.52
  4. Step 4: Simplify right side
    188,946.52x = 34,655,728,666.83
  5. Step 5: Solve for x
    x = 34,655,728,666.83/188,946.52
  6. Step 6: Final answer
    x = 183,415.54

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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.