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Finding the Fourth Proportional to 271,873.98, 407,811.24 and 103,354.74

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Solution

The fourth proportional to 271,873.98, 407,811.24 and 103,354.74 is: 155,032.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,873.98 : 407,811.24 = 103,354.74 : x
  2. Step 2: Convert to fraction form
    271,873.98/407,811.24 = 103,354.74/x
  3. Step 3: Cross multiply
    271,873.98x = 407,811.24 × 103,354.74
  4. Step 4: Simplify right side
    271,873.98x = 42,149,224,679.28
  5. Step 5: Solve for x
    x = 42,149,224,679.28/271,873.98
  6. Step 6: Final answer
    x = 155,032.21

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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.