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Finding the Fourth Proportional to 271,502.93, 407,254.90 and 111,467.43

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Solution

The fourth proportional to 271,502.93, 407,254.90 and 111,467.43 is: 167,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,502.93 : 407,254.90 = 111,467.43 : x
  2. Step 2: Convert to fraction form
    271,502.93/407,254.90 = 111,467.43/x
  3. Step 3: Cross multiply
    271,502.93x = 407,254.90 × 111,467.43
  4. Step 4: Simplify right side
    271,502.93x = 45,395,656,779.24
  5. Step 5: Solve for x
    x = 45,395,656,779.24/271,502.93
  6. Step 6: Final answer
    x = 167,201.35

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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.