Home / 154,351.58-231,227.76-113,751.35

Finding the Fourth Proportional to 154,351.58, 231,227.76 and 113,751.35

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Solution

The fourth proportional to 154,351.58, 231,227.76 and 113,751.35 is: 170,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,351.58 : 231,227.76 = 113,751.35 : x
  2. Step 2: Convert to fraction form
    154,351.58/231,227.76 = 113,751.35/x
  3. Step 3: Cross multiply
    154,351.58x = 231,227.76 × 113,751.35
  4. Step 4: Simplify right side
    154,351.58x = 26,302,470,435.55
  5. Step 5: Solve for x
    x = 26,302,470,435.55/154,351.58
  6. Step 6: Final answer
    x = 170,406.23

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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.