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Finding the Fourth Proportional to 307,310.58, 461,033.57 and 94,080.11

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Solution

The fourth proportional to 307,310.58, 461,033.57 and 94,080.11 is: 141,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,310.58 : 461,033.57 = 94,080.11 : x
  2. Step 2: Convert to fraction form
    307,310.58/461,033.57 = 94,080.11/x
  3. Step 3: Cross multiply
    307,310.58x = 461,033.57 × 94,080.11
  4. Step 4: Simplify right side
    307,310.58x = 43,374,086,203.72
  5. Step 5: Solve for x
    x = 43,374,086,203.72/307,310.58
  6. Step 6: Final answer
    x = 141,140.88

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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.