Home / 188,841.18-283,289.45-55,704.12

Finding the Fourth Proportional to 188,841.18, 283,289.45 and 55,704.12

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Solution

The fourth proportional to 188,841.18, 283,289.45 and 55,704.12 is: 83,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,841.18 : 283,289.45 = 55,704.12 : x
  2. Step 2: Convert to fraction form
    188,841.18/283,289.45 = 55,704.12/x
  3. Step 3: Cross multiply
    188,841.18x = 283,289.45 × 55,704.12
  4. Step 4: Simplify right side
    188,841.18x = 15,780,389,239.01
  5. Step 5: Solve for x
    x = 15,780,389,239.01/188,841.18
  6. Step 6: Final answer
    x = 83,564.34

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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.