Home / 208,957.26-313,426.17-51,177.36

Finding the Fourth Proportional to 208,957.26, 313,426.17 and 51,177.36

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Solution

The fourth proportional to 208,957.26, 313,426.17 and 51,177.36 is: 76,763.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,957.26 : 313,426.17 = 51,177.36 : x
  2. Step 2: Convert to fraction form
    208,957.26/313,426.17 = 51,177.36/x
  3. Step 3: Cross multiply
    208,957.26x = 313,426.17 × 51,177.36
  4. Step 4: Simplify right side
    208,957.26x = 16,040,323,935.51
  5. Step 5: Solve for x
    x = 16,040,323,935.51/208,957.26
  6. Step 6: Final answer
    x = 76,763.66

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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.