Home / 208,845.26-288,206.73-113,351.93

Finding the Fourth Proportional to 208,845.26, 288,206.73 and 113,351.93

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Solution

The fourth proportional to 208,845.26, 288,206.73 and 113,351.93 is: 156,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,845.26 : 288,206.73 = 113,351.93 : x
  2. Step 2: Convert to fraction form
    208,845.26/288,206.73 = 113,351.93/x
  3. Step 3: Cross multiply
    208,845.26x = 288,206.73 × 113,351.93
  4. Step 4: Simplify right side
    208,845.26x = 32,668,789,084.49
  5. Step 5: Solve for x
    x = 32,668,789,084.49/208,845.26
  6. Step 6: Final answer
    x = 156,425.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.