Home / 271,748.58-407,252.22-103,178.64

Finding the Fourth Proportional to 271,748.58, 407,252.22 and 103,178.64

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Solution

The fourth proportional to 271,748.58, 407,252.22 and 103,178.64 is: 154,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,748.58 : 407,252.22 = 103,178.64 : x
  2. Step 2: Convert to fraction form
    271,748.58/407,252.22 = 103,178.64/x
  3. Step 3: Cross multiply
    271,748.58x = 407,252.22 × 103,178.64
  4. Step 4: Simplify right side
    271,748.58x = 42,019,730,196.58
  5. Step 5: Solve for x
    x = 42,019,730,196.58/271,748.58
  6. Step 6: Final answer
    x = 154,627.23

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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.