Home / 238,287.20-356,886.24-113,715.68

Finding the Fourth Proportional to 238,287.20, 356,886.24 and 113,715.68

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Solution

The fourth proportional to 238,287.20, 356,886.24 and 113,715.68 is: 170,313.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,287.20 : 356,886.24 = 113,715.68 : x
  2. Step 2: Convert to fraction form
    238,287.20/356,886.24 = 113,715.68/x
  3. Step 3: Cross multiply
    238,287.20x = 356,886.24 × 113,715.68
  4. Step 4: Simplify right side
    238,287.20x = 40,583,561,464.24
  5. Step 5: Solve for x
    x = 40,583,561,464.24/238,287.20
  6. Step 6: Final answer
    x = 170,313.64

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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.