Home / 351,211.26-526,357.44-140,996.82

Finding the Fourth Proportional to 351,211.26, 526,357.44 and 140,996.82

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Solution

The fourth proportional to 351,211.26, 526,357.44 and 140,996.82 is: 211,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,211.26 : 526,357.44 = 140,996.82 : x
  2. Step 2: Convert to fraction form
    351,211.26/526,357.44 = 140,996.82/x
  3. Step 3: Cross multiply
    351,211.26x = 526,357.44 × 140,996.82
  4. Step 4: Simplify right side
    351,211.26x = 74,214,725,223.34
  5. Step 5: Solve for x
    x = 74,214,725,223.34/351,211.26
  6. Step 6: Final answer
    x = 211,310.78

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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.