Home / 195,790.40-270,190.32-110,907.28

Finding the Fourth Proportional to 195,790.40, 270,190.32 and 110,907.28

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Solution

The fourth proportional to 195,790.40, 270,190.32 and 110,907.28 is: 153,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,790.40 : 270,190.32 = 110,907.28 : x
  2. Step 2: Convert to fraction form
    195,790.40/270,190.32 = 110,907.28/x
  3. Step 3: Cross multiply
    195,790.40x = 270,190.32 × 110,907.28
  4. Step 4: Simplify right side
    195,790.40x = 29,966,073,473.53
  5. Step 5: Solve for x
    x = 29,966,073,473.53/195,790.40
  6. Step 6: Final answer
    x = 153,051.80

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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.