Home / 235,920.06-325,786.05-149,907.38

Finding the Fourth Proportional to 235,920.06, 325,786.05 and 149,907.38

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Solution

The fourth proportional to 235,920.06, 325,786.05 and 149,907.38 is: 207,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,920.06 : 325,786.05 = 149,907.38 : x
  2. Step 2: Convert to fraction form
    235,920.06/325,786.05 = 149,907.38/x
  3. Step 3: Cross multiply
    235,920.06x = 325,786.05 × 149,907.38
  4. Step 4: Simplify right side
    235,920.06x = 48,837,731,567.12
  5. Step 5: Solve for x
    x = 48,837,731,567.12/235,920.06
  6. Step 6: Final answer
    x = 207,009.66

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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.