Home / 120,056.22-180,093.48-35,809.80

Finding the Fourth Proportional to 120,056.22, 180,093.48 and 35,809.80

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Solution

The fourth proportional to 120,056.22, 180,093.48 and 35,809.80 is: 53,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,056.22 : 180,093.48 = 35,809.80 : x
  2. Step 2: Convert to fraction form
    120,056.22/180,093.48 = 35,809.80/x
  3. Step 3: Cross multiply
    120,056.22x = 180,093.48 × 35,809.80
  4. Step 4: Simplify right side
    120,056.22x = 6,449,111,500.10
  5. Step 5: Solve for x
    x = 6,449,111,500.10/120,056.22
  6. Step 6: Final answer
    x = 53,717.43

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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.