Home / 208,975.77-313,463.66-51,202.86

Finding the Fourth Proportional to 208,975.77, 313,463.66 and 51,202.86

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Solution

The fourth proportional to 208,975.77, 313,463.66 and 51,202.86 is: 76,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,975.77 : 313,463.66 = 51,202.86 : x
  2. Step 2: Convert to fraction form
    208,975.77/313,463.66 = 51,202.86/x
  3. Step 3: Cross multiply
    208,975.77x = 313,463.66 × 51,202.86
  4. Step 4: Simplify right side
    208,975.77x = 16,050,235,898.07
  5. Step 5: Solve for x
    x = 16,050,235,898.07/208,975.77
  6. Step 6: Final answer
    x = 76,804.29

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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.