Home / 127,144.22-175,467.23-70,555.60

Finding the Fourth Proportional to 127,144.22, 175,467.23 and 70,555.60

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Solution

The fourth proportional to 127,144.22, 175,467.23 and 70,555.60 is: 97,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,144.22 : 175,467.23 = 70,555.60 : x
  2. Step 2: Convert to fraction form
    127,144.22/175,467.23 = 70,555.60/x
  3. Step 3: Cross multiply
    127,144.22x = 175,467.23 × 70,555.60
  4. Step 4: Simplify right side
    127,144.22x = 12,380,195,692.99
  5. Step 5: Solve for x
    x = 12,380,195,692.99/127,144.22
  6. Step 6: Final answer
    x = 97,371.28

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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.