Home / 134,788.85-202,183.28-103,684.85

Finding the Fourth Proportional to 134,788.85, 202,183.28 and 103,684.85

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Solution

The fourth proportional to 134,788.85, 202,183.28 and 103,684.85 is: 155,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,788.85 : 202,183.28 = 103,684.85 : x
  2. Step 2: Convert to fraction form
    134,788.85/202,183.28 = 103,684.85/x
  3. Step 3: Cross multiply
    134,788.85x = 202,183.28 × 103,684.85
  4. Step 4: Simplify right side
    134,788.85x = 20,963,343,059.31
  5. Step 5: Solve for x
    x = 20,963,343,059.31/134,788.85
  6. Step 6: Final answer
    x = 155,527.28

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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.