Home / 188,841.36-283,269.86-55,721.62

Finding the Fourth Proportional to 188,841.36, 283,269.86 and 55,721.62

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Solution

The fourth proportional to 188,841.36, 283,269.86 and 55,721.62 is: 83,584.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,841.36 : 283,269.86 = 55,721.62 : x
  2. Step 2: Convert to fraction form
    188,841.36/283,269.86 = 55,721.62/x
  3. Step 3: Cross multiply
    188,841.36x = 283,269.86 × 55,721.62
  4. Step 4: Simplify right side
    188,841.36x = 15,784,255,217.77
  5. Step 5: Solve for x
    x = 15,784,255,217.77/188,841.36
  6. Step 6: Final answer
    x = 83,584.74

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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.