Home / 71,517.51-98,698.64-41,308.38

Finding the Fourth Proportional to 71,517.51, 98,698.64 and 41,308.38

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Solution

The fourth proportional to 71,517.51, 98,698.64 and 41,308.38 is: 57,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,517.51 : 98,698.64 = 41,308.38 : x
  2. Step 2: Convert to fraction form
    71,517.51/98,698.64 = 41,308.38/x
  3. Step 3: Cross multiply
    71,517.51x = 98,698.64 × 41,308.38
  4. Step 4: Simplify right side
    71,517.51x = 4,077,080,720.06
  5. Step 5: Solve for x
    x = 4,077,080,720.06/71,517.51
  6. Step 6: Final answer
    x = 57,008.15

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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.