Home / 167,796.21-231,457.26-107,345.71

Finding the Fourth Proportional to 167,796.21, 231,457.26 and 107,345.71

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Solution

The fourth proportional to 167,796.21, 231,457.26 and 107,345.71 is: 148,072.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,796.21 : 231,457.26 = 107,345.71 : x
  2. Step 2: Convert to fraction form
    167,796.21/231,457.26 = 107,345.71/x
  3. Step 3: Cross multiply
    167,796.21x = 231,457.26 × 107,345.71
  4. Step 4: Simplify right side
    167,796.21x = 24,845,943,909.35
  5. Step 5: Solve for x
    x = 24,845,943,909.35/167,796.21
  6. Step 6: Final answer
    x = 148,072.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.