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Finding the Fourth Proportional to 251,838.99, 377,506.07 and 116,997.82

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Solution

The fourth proportional to 251,838.99, 377,506.07 and 116,997.82 is: 175,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,838.99 : 377,506.07 = 116,997.82 : x
  2. Step 2: Convert to fraction form
    251,838.99/377,506.07 = 116,997.82/x
  3. Step 3: Cross multiply
    251,838.99x = 377,506.07 × 116,997.82
  4. Step 4: Simplify right side
    251,838.99x = 44,167,386,136.76
  5. Step 5: Solve for x
    x = 44,167,386,136.76/251,838.99
  6. Step 6: Final answer
    x = 175,379.46

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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.