Home / 124,290.20-186,441.78-35,556.78

Finding the Fourth Proportional to 124,290.20, 186,441.78 and 35,556.78

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Solution

The fourth proportional to 124,290.20, 186,441.78 and 35,556.78 is: 53,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,290.20 : 186,441.78 = 35,556.78 : x
  2. Step 2: Convert to fraction form
    124,290.20/186,441.78 = 35,556.78/x
  3. Step 3: Cross multiply
    124,290.20x = 186,441.78 × 35,556.78
  4. Step 4: Simplify right side
    124,290.20x = 6,629,269,354.27
  5. Step 5: Solve for x
    x = 6,629,269,354.27/124,290.20
  6. Step 6: Final answer
    x = 53,337.02

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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.