Home / 125,998.35-189,015.99-46,040.25

Finding the Fourth Proportional to 125,998.35, 189,015.99 and 46,040.25

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Solution

The fourth proportional to 125,998.35, 189,015.99 and 46,040.25 is: 69,067.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,998.35 : 189,015.99 = 46,040.25 : x
  2. Step 2: Convert to fraction form
    125,998.35/189,015.99 = 46,040.25/x
  3. Step 3: Cross multiply
    125,998.35x = 189,015.99 × 46,040.25
  4. Step 4: Simplify right side
    125,998.35x = 8,702,343,433.60
  5. Step 5: Solve for x
    x = 8,702,343,433.60/125,998.35
  6. Step 6: Final answer
    x = 69,067.12

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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.