Home / 190,199.13-262,474.32-109,626

Finding the Fourth Proportional to 190,199.13, 262,474.32 and 109,626

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Solution

The fourth proportional to 190,199.13, 262,474.32 and 109,626 is: 151,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,199.13 : 262,474.32 = 109,626 : x
  2. Step 2: Convert to fraction form
    190,199.13/262,474.32 = 109,626/x
  3. Step 3: Cross multiply
    190,199.13x = 262,474.32 × 109,626
  4. Step 4: Simplify right side
    190,199.13x = 28,774,009,804.32
  5. Step 5: Solve for x
    x = 28,774,009,804.32/190,199.13
  6. Step 6: Final answer
    x = 151,283.60

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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.