Home / 208,867.91-313,307.94-51,096.32

Finding the Fourth Proportional to 208,867.91, 313,307.94 and 51,096.32

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Solution

The fourth proportional to 208,867.91, 313,307.94 and 51,096.32 is: 76,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,867.91 : 313,307.94 = 51,096.32 : x
  2. Step 2: Convert to fraction form
    208,867.91/313,307.94 = 51,096.32/x
  3. Step 3: Cross multiply
    208,867.91x = 313,307.94 × 51,096.32
  4. Step 4: Simplify right side
    208,867.91x = 16,008,881,194.24
  5. Step 5: Solve for x
    x = 16,008,881,194.24/208,867.91
  6. Step 6: Final answer
    x = 76,645.96

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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.