Home / 64,119.38-96,180.71-30,377.49

Finding the Fourth Proportional to 64,119.38, 96,180.71 and 30,377.49

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Solution

The fourth proportional to 64,119.38, 96,180.71 and 30,377.49 is: 45,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,119.38 : 96,180.71 = 30,377.49 : x
  2. Step 2: Convert to fraction form
    64,119.38/96,180.71 = 30,377.49/x
  3. Step 3: Cross multiply
    64,119.38x = 96,180.71 × 30,377.49
  4. Step 4: Simplify right side
    64,119.38x = 2,921,728,556.22
  5. Step 5: Solve for x
    x = 2,921,728,556.22/64,119.38
  6. Step 6: Final answer
    x = 45,567.01

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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.