Home / 183,935.97-275,845.64-78,726.69

Finding the Fourth Proportional to 183,935.97, 275,845.64 and 78,726.69

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Solution

The fourth proportional to 183,935.97, 275,845.64 and 78,726.69 is: 118,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,935.97 : 275,845.64 = 78,726.69 : x
  2. Step 2: Convert to fraction form
    183,935.97/275,845.64 = 78,726.69/x
  3. Step 3: Cross multiply
    183,935.97x = 275,845.64 × 78,726.69
  4. Step 4: Simplify right side
    183,935.97x = 21,716,413,794.50
  5. Step 5: Solve for x
    x = 21,716,413,794.50/183,935.97
  6. Step 6: Final answer
    x = 118,065.07

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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.