Home / 255,624.36-352,764.09-140,907.44

Finding the Fourth Proportional to 255,624.36, 352,764.09 and 140,907.44

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Solution

The fourth proportional to 255,624.36, 352,764.09 and 140,907.44 is: 194,453.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,624.36 : 352,764.09 = 140,907.44 : x
  2. Step 2: Convert to fraction form
    255,624.36/352,764.09 = 140,907.44/x
  3. Step 3: Cross multiply
    255,624.36x = 352,764.09 × 140,907.44
  4. Step 4: Simplify right side
    255,624.36x = 49,707,084,404.87
  5. Step 5: Solve for x
    x = 49,707,084,404.87/255,624.36
  6. Step 6: Final answer
    x = 194,453.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.