Home / 124,067.28-186,083.32-39,816.56

Finding the Fourth Proportional to 124,067.28, 186,083.32 and 39,816.56

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Solution

The fourth proportional to 124,067.28, 186,083.32 and 39,816.56 is: 59,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,067.28 : 186,083.32 = 39,816.56 : x
  2. Step 2: Convert to fraction form
    124,067.28/186,083.32 = 39,816.56/x
  3. Step 3: Cross multiply
    124,067.28x = 186,083.32 × 39,816.56
  4. Step 4: Simplify right side
    124,067.28x = 7,409,197,675.78
  5. Step 5: Solve for x
    x = 7,409,197,675.78/124,067.28
  6. Step 6: Final answer
    x = 59,719.19

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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.