Home / 125,991.24-188,993.76-51,100.26

Finding the Fourth Proportional to 125,991.24, 188,993.76 and 51,100.26

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Solution

The fourth proportional to 125,991.24, 188,993.76 and 51,100.26 is: 76,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,991.24 : 188,993.76 = 51,100.26 : x
  2. Step 2: Convert to fraction form
    125,991.24/188,993.76 = 51,100.26/x
  3. Step 3: Cross multiply
    125,991.24x = 188,993.76 × 51,100.26
  4. Step 4: Simplify right side
    125,991.24x = 9,657,630,274.38
  5. Step 5: Solve for x
    x = 9,657,630,274.38/125,991.24
  6. Step 6: Final answer
    x = 76,653.19

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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.