Home / 119,919.48-179,880.84-45,025.80

Finding the Fourth Proportional to 119,919.48, 179,880.84 and 45,025.80

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Solution

The fourth proportional to 119,919.48, 179,880.84 and 45,025.80 is: 67,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,919.48 : 179,880.84 = 45,025.80 : x
  2. Step 2: Convert to fraction form
    119,919.48/179,880.84 = 45,025.80/x
  3. Step 3: Cross multiply
    119,919.48x = 179,880.84 × 45,025.80
  4. Step 4: Simplify right side
    119,919.48x = 8,099,278,725.67
  5. Step 5: Solve for x
    x = 8,099,278,725.67/119,919.48
  6. Step 6: Final answer
    x = 67,539.31

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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.