Home / 255,519.19-383,364.09-113,344.85

Finding the Fourth Proportional to 255,519.19, 383,364.09 and 113,344.85

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Solution

The fourth proportional to 255,519.19, 383,364.09 and 113,344.85 is: 170,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,519.19 : 383,364.09 = 113,344.85 : x
  2. Step 2: Convert to fraction form
    255,519.19/383,364.09 = 113,344.85/x
  3. Step 3: Cross multiply
    255,519.19x = 383,364.09 × 113,344.85
  4. Step 4: Simplify right side
    255,519.19x = 43,452,345,276.44
  5. Step 5: Solve for x
    x = 43,452,345,276.44/255,519.19
  6. Step 6: Final answer
    x = 170,055.12

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1.5x scale

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.