Home / 355,790.97-533,723.76-115,923.51

Finding the Fourth Proportional to 355,790.97, 533,723.76 and 115,923.51

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Solution

The fourth proportional to 355,790.97, 533,723.76 and 115,923.51 is: 173,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,790.97 : 533,723.76 = 115,923.51 : x
  2. Step 2: Convert to fraction form
    355,790.97/533,723.76 = 115,923.51/x
  3. Step 3: Cross multiply
    355,790.97x = 533,723.76 × 115,923.51
  4. Step 4: Simplify right side
    355,790.97x = 61,871,131,629.60
  5. Step 5: Solve for x
    x = 61,871,131,629.60/355,790.97
  6. Step 6: Final answer
    x = 173,897.42

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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.