Home / 188,839.68-283,287.20-55,702.62

Finding the Fourth Proportional to 188,839.68, 283,287.20 and 55,702.62

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Solution

The fourth proportional to 188,839.68, 283,287.20 and 55,702.62 is: 83,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,839.68 : 283,287.20 = 55,702.62 : x
  2. Step 2: Convert to fraction form
    188,839.68/283,287.20 = 55,702.62/x
  3. Step 3: Cross multiply
    188,839.68x = 283,287.20 × 55,702.62
  4. Step 4: Simplify right side
    188,839.68x = 15,779,838,973.95
  5. Step 5: Solve for x
    x = 15,779,838,973.95/188,839.68
  6. Step 6: Final answer
    x = 83,562.09

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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.