Home / 107,668.17-161,467.82-35,607.70

Finding the Fourth Proportional to 107,668.17, 161,467.82 and 35,607.70

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Solution

The fourth proportional to 107,668.17, 161,467.82 and 35,607.70 is: 53,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,668.17 : 161,467.82 = 35,607.70 : x
  2. Step 2: Convert to fraction form
    107,668.17/161,467.82 = 35,607.70/x
  3. Step 3: Cross multiply
    107,668.17x = 161,467.82 × 35,607.70
  4. Step 4: Simplify right side
    107,668.17x = 5,749,497,112.51
  5. Step 5: Solve for x
    x = 5,749,497,112.51/107,668.17
  6. Step 6: Final answer
    x = 53,400.16

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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.