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Finding the Fourth Proportional to 251,057.99, 376,586.67 and 64,069.49

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Solution

The fourth proportional to 251,057.99, 376,586.67 and 64,069.49 is: 96,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,057.99 : 376,586.67 = 64,069.49 : x
  2. Step 2: Convert to fraction form
    251,057.99/376,586.67 = 64,069.49/x
  3. Step 3: Cross multiply
    251,057.99x = 376,586.67 × 64,069.49
  4. Step 4: Simplify right side
    251,057.99x = 24,127,715,887.70
  5. Step 5: Solve for x
    x = 24,127,715,887.70/251,057.99
  6. Step 6: Final answer
    x = 96,104.15

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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.