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Finding the Fourth Proportional to 208,685.44, 313,046.90 and 58,927.24

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Solution

The fourth proportional to 208,685.44, 313,046.90 and 58,927.24 is: 88,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,685.44 : 313,046.90 = 58,927.24 : x
  2. Step 2: Convert to fraction form
    208,685.44/313,046.90 = 58,927.24/x
  3. Step 3: Cross multiply
    208,685.44x = 313,046.90 × 58,927.24
  4. Step 4: Simplify right side
    208,685.44x = 18,446,989,807.56
  5. Step 5: Solve for x
    x = 18,446,989,807.56/208,685.44
  6. Step 6: Final answer
    x = 88,396.15

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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.