Home / 271,546.59-407,339.88-71,865.63

Finding the Fourth Proportional to 271,546.59, 407,339.88 and 71,865.63

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Solution

The fourth proportional to 271,546.59, 407,339.88 and 71,865.63 is: 107,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,546.59 : 407,339.88 = 71,865.63 : x
  2. Step 2: Convert to fraction form
    271,546.59/407,339.88 = 71,865.63/x
  3. Step 3: Cross multiply
    271,546.59x = 407,339.88 × 71,865.63
  4. Step 4: Simplify right side
    271,546.59x = 29,273,736,830.83
  5. Step 5: Solve for x
    x = 29,273,736,830.83/271,546.59
  6. Step 6: Final answer
    x = 107,803.73

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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.