Home / 127,115.34-190,672.83-48,229.44

Finding the Fourth Proportional to 127,115.34, 190,672.83 and 48,229.44

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Solution

The fourth proportional to 127,115.34, 190,672.83 and 48,229.44 is: 72,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,115.34 : 190,672.83 = 48,229.44 : x
  2. Step 2: Convert to fraction form
    127,115.34/190,672.83 = 48,229.44/x
  3. Step 3: Cross multiply
    127,115.34x = 190,672.83 × 48,229.44
  4. Step 4: Simplify right side
    127,115.34x = 9,196,043,814.12
  5. Step 5: Solve for x
    x = 9,196,043,814.12/127,115.34
  6. Step 6: Final answer
    x = 72,344.09

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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.