Home / 120,270.84-180,309.04-50,202.60

Finding the Fourth Proportional to 120,270.84, 180,309.04 and 50,202.60

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Solution

The fourth proportional to 120,270.84, 180,309.04 and 50,202.60 is: 75,263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,270.84 : 180,309.04 = 50,202.60 : x
  2. Step 2: Convert to fraction form
    120,270.84/180,309.04 = 50,202.60/x
  3. Step 3: Cross multiply
    120,270.84x = 180,309.04 × 50,202.60
  4. Step 4: Simplify right side
    120,270.84x = 9,051,982,611.50
  5. Step 5: Solve for x
    x = 9,051,982,611.50/120,270.84
  6. Step 6: Final answer
    x = 75,263.32

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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.