Home / 125,852.12-188,778.68-50,973.69

Finding the Fourth Proportional to 125,852.12, 188,778.68 and 50,973.69

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Solution

The fourth proportional to 125,852.12, 188,778.68 and 50,973.69 is: 76,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,852.12 : 188,778.68 = 50,973.69 : x
  2. Step 2: Convert to fraction form
    125,852.12/188,778.68 = 50,973.69/x
  3. Step 3: Cross multiply
    125,852.12x = 188,778.68 × 50,973.69
  4. Step 4: Simplify right side
    125,852.12x = 9,622,745,912.93
  5. Step 5: Solve for x
    x = 9,622,745,912.93/125,852.12
  6. Step 6: Final answer
    x = 76,460.74

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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.