Home / 238,021.61-356,857.45-113,450.09

Finding the Fourth Proportional to 238,021.61, 356,857.45 and 113,450.09

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Solution

The fourth proportional to 238,021.61, 356,857.45 and 113,450.09 is: 170,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,021.61 : 356,857.45 = 113,450.09 : x
  2. Step 2: Convert to fraction form
    238,021.61/356,857.45 = 113,450.09/x
  3. Step 3: Cross multiply
    238,021.61x = 356,857.45 × 113,450.09
  4. Step 4: Simplify right side
    238,021.61x = 40,485,507,751.76
  5. Step 5: Solve for x
    x = 40,485,507,751.76/238,021.61
  6. Step 6: Final answer
    x = 170,091.73

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1.5x scale

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.