Home / 441,165.21-661,425.22-141,475.20

Finding the Fourth Proportional to 441,165.21, 661,425.22 and 141,475.20

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Solution

The fourth proportional to 441,165.21, 661,425.22 and 141,475.20 is: 212,109.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,165.21 : 661,425.22 = 141,475.20 : x
  2. Step 2: Convert to fraction form
    441,165.21/661,425.22 = 141,475.20/x
  3. Step 3: Cross multiply
    441,165.21x = 661,425.22 × 141,475.20
  4. Step 4: Simplify right side
    441,165.21x = 93,575,265,284.54
  5. Step 5: Solve for x
    x = 93,575,265,284.54/441,165.21
  6. Step 6: Final answer
    x = 212,109.35

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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.