Home / 445,576.14-668,097.18-141,839.10

Finding the Fourth Proportional to 445,576.14, 668,097.18 and 141,839.10

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Solution

The fourth proportional to 445,576.14, 668,097.18 and 141,839.10 is: 212,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,576.14 : 668,097.18 = 141,839.10 : x
  2. Step 2: Convert to fraction form
    445,576.14/668,097.18 = 141,839.10/x
  3. Step 3: Cross multiply
    445,576.14x = 668,097.18 × 141,839.10
  4. Step 4: Simplify right side
    445,576.14x = 94,762,302,723.74
  5. Step 5: Solve for x
    x = 94,762,302,723.74/445,576.14
  6. Step 6: Final answer
    x = 212,673.65

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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.