Home / 150,576.07-207,890.68-134,415.06

Finding the Fourth Proportional to 150,576.07, 207,890.68 and 134,415.06

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Solution

The fourth proportional to 150,576.07, 207,890.68 and 134,415.06 is: 185,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,576.07 : 207,890.68 = 134,415.06 : x
  2. Step 2: Convert to fraction form
    150,576.07/207,890.68 = 134,415.06/x
  3. Step 3: Cross multiply
    150,576.07x = 207,890.68 × 134,415.06
  4. Step 4: Simplify right side
    150,576.07x = 27,943,638,225.64
  5. Step 5: Solve for x
    x = 27,943,638,225.64/150,576.07
  6. Step 6: Final answer
    x = 185,578.21

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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.