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Finding the Fourth Proportional to 271,826.64, 375,125.40 and 149,324.18

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Solution

The fourth proportional to 271,826.64, 375,125.40 and 149,324.18 is: 206,069.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,826.64 : 375,125.40 = 149,324.18 : x
  2. Step 2: Convert to fraction form
    271,826.64/375,125.40 = 149,324.18/x
  3. Step 3: Cross multiply
    271,826.64x = 375,125.40 × 149,324.18
  4. Step 4: Simplify right side
    271,826.64x = 56,015,293,130.02
  5. Step 5: Solve for x
    x = 56,015,293,130.02/271,826.64
  6. Step 6: Final answer
    x = 206,069.92

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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.