Home / 75,216.32-112,824.60-19,056.44

Finding the Fourth Proportional to 75,216.32, 112,824.60 and 19,056.44

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Solution

The fourth proportional to 75,216.32, 112,824.60 and 19,056.44 is: 28,584.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,216.32 : 112,824.60 = 19,056.44 : x
  2. Step 2: Convert to fraction form
    75,216.32/112,824.60 = 19,056.44/x
  3. Step 3: Cross multiply
    75,216.32x = 112,824.60 × 19,056.44
  4. Step 4: Simplify right side
    75,216.32x = 2,150,035,220.42
  5. Step 5: Solve for x
    x = 2,150,035,220.42/75,216.32
  6. Step 6: Final answer
    x = 28,584.69

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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.