Home / 65,969.47-98,720.62-41,021.27

Finding the Fourth Proportional to 65,969.47, 98,720.62 and 41,021.27

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Solution

The fourth proportional to 65,969.47, 98,720.62 and 41,021.27 is: 61,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,969.47 : 98,720.62 = 41,021.27 : x
  2. Step 2: Convert to fraction form
    65,969.47/98,720.62 = 41,021.27/x
  3. Step 3: Cross multiply
    65,969.47x = 98,720.62 × 41,021.27
  4. Step 4: Simplify right side
    65,969.47x = 4,049,645,207.59
  5. Step 5: Solve for x
    x = 4,049,645,207.59/65,969.47
  6. Step 6: Final answer
    x = 61,386.66

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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.