Home / 45,749.88-68,668.16-23,578.56

Finding the Fourth Proportional to 45,749.88, 68,668.16 and 23,578.56

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Solution

The fourth proportional to 45,749.88, 68,668.16 and 23,578.56 is: 35,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749.88 : 68,668.16 = 23,578.56 : x
  2. Step 2: Convert to fraction form
    45,749.88/68,668.16 = 23,578.56/x
  3. Step 3: Cross multiply
    45,749.88x = 68,668.16 × 23,578.56
  4. Step 4: Simplify right side
    45,749.88x = 1,619,096,212.76
  5. Step 5: Solve for x
    x = 1,619,096,212.76/45,749.88
  6. Step 6: Final answer
    x = 35,390.17

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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.