Home / 190,964.55-263,535.60-104,922.72

Finding the Fourth Proportional to 190,964.55, 263,535.60 and 104,922.72

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Solution

The fourth proportional to 190,964.55, 263,535.60 and 104,922.72 is: 144,795.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,964.55 : 263,535.60 = 104,922.72 : x
  2. Step 2: Convert to fraction form
    190,964.55/263,535.60 = 104,922.72/x
  3. Step 3: Cross multiply
    190,964.55x = 263,535.60 × 104,922.72
  4. Step 4: Simplify right side
    190,964.55x = 27,650,871,968.83
  5. Step 5: Solve for x
    x = 27,650,871,968.83/190,964.55
  6. Step 6: Final answer
    x = 144,795.84

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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.