Home / 125,883.45-188,825.64-51,005.04

Finding the Fourth Proportional to 125,883.45, 188,825.64 and 51,005.04

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Solution

The fourth proportional to 125,883.45, 188,825.64 and 51,005.04 is: 76,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,883.45 : 188,825.64 = 51,005.04 : x
  2. Step 2: Convert to fraction form
    125,883.45/188,825.64 = 51,005.04/x
  3. Step 3: Cross multiply
    125,883.45x = 188,825.64 × 51,005.04
  4. Step 4: Simplify right side
    125,883.45x = 9,631,059,321.23
  5. Step 5: Solve for x
    x = 9,631,059,321.23/125,883.45
  6. Step 6: Final answer
    x = 76,507.75

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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.