Home / 125,576.46-188,290.85-50,699.12

Finding the Fourth Proportional to 125,576.46, 188,290.85 and 50,699.12

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Solution

The fourth proportional to 125,576.46, 188,290.85 and 50,699.12 is: 76,018.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,576.46 : 188,290.85 = 50,699.12 : x
  2. Step 2: Convert to fraction form
    125,576.46/188,290.85 = 50,699.12/x
  3. Step 3: Cross multiply
    125,576.46x = 188,290.85 × 50,699.12
  4. Step 4: Simplify right side
    125,576.46x = 9,546,179,204.10
  5. Step 5: Solve for x
    x = 9,546,179,204.10/125,576.46
  6. Step 6: Final answer
    x = 76,018.86

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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.