Home / 207,140.82-310,042.98-107,163.33

Finding the Fourth Proportional to 207,140.82, 310,042.98 and 107,163.33

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Solution

The fourth proportional to 207,140.82, 310,042.98 and 107,163.33 is: 160,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,140.82 : 310,042.98 = 107,163.33 : x
  2. Step 2: Convert to fraction form
    207,140.82/310,042.98 = 107,163.33/x
  3. Step 3: Cross multiply
    207,140.82x = 310,042.98 × 107,163.33
  4. Step 4: Simplify right side
    207,140.82x = 33,225,238,179.92
  5. Step 5: Solve for x
    x = 33,225,238,179.92/207,140.82
  6. Step 6: Final answer
    x = 160,399.28

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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.