Home / 140,100.84-209,809.44-73,596.60

Finding the Fourth Proportional to 140,100.84, 209,809.44 and 73,596.60

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Solution

The fourth proportional to 140,100.84, 209,809.44 and 73,596.60 is: 110,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,100.84 : 209,809.44 = 73,596.60 : x
  2. Step 2: Convert to fraction form
    140,100.84/209,809.44 = 73,596.60/x
  3. Step 3: Cross multiply
    140,100.84x = 209,809.44 × 73,596.60
  4. Step 4: Simplify right side
    140,100.84x = 15,441,261,431.90
  5. Step 5: Solve for x
    x = 15,441,261,431.90/140,100.84
  6. Step 6: Final answer
    x = 110,215.34

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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.