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Finding the Fourth Proportional to 271,980.79, 374,996.01 and 181,137.59

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Solution

The fourth proportional to 271,980.79, 374,996.01 and 181,137.59 is: 249,745.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,980.79 : 374,996.01 = 181,137.59 : x
  2. Step 2: Convert to fraction form
    271,980.79/374,996.01 = 181,137.59/x
  3. Step 3: Cross multiply
    271,980.79x = 374,996.01 × 181,137.59
  4. Step 4: Simplify right side
    271,980.79x = 67,925,873,247.86
  5. Step 5: Solve for x
    x = 67,925,873,247.86/271,980.79
  6. Step 6: Final answer
    x = 249,745.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.