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Finding the Fourth Proportional to 271,925.99, 375,317.90 and 151,108.82

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Solution

The fourth proportional to 271,925.99, 375,317.90 and 151,108.82 is: 208,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,925.99 : 375,317.90 = 151,108.82 : x
  2. Step 2: Convert to fraction form
    271,925.99/375,317.90 = 151,108.82/x
  3. Step 3: Cross multiply
    271,925.99x = 375,317.90 × 151,108.82
  4. Step 4: Simplify right side
    271,925.99x = 56,713,844,993.88
  5. Step 5: Solve for x
    x = 56,713,844,993.88/271,925.99
  6. Step 6: Final answer
    x = 208,563.53

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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.