Home / 115,302.36-172,958.70-35,334.54

Finding the Fourth Proportional to 115,302.36, 172,958.70 and 35,334.54

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Solution

The fourth proportional to 115,302.36, 172,958.70 and 35,334.54 is: 53,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,302.36 : 172,958.70 = 35,334.54 : x
  2. Step 2: Convert to fraction form
    115,302.36/172,958.70 = 35,334.54/x
  3. Step 3: Cross multiply
    115,302.36x = 172,958.70 × 35,334.54
  4. Step 4: Simplify right side
    115,302.36x = 6,111,416,103.50
  5. Step 5: Solve for x
    x = 6,111,416,103.50/115,302.36
  6. Step 6: Final answer
    x = 53,003.39

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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.