Home / 190,652.59-262,991.26-118,908.06

Finding the Fourth Proportional to 190,652.59, 262,991.26 and 118,908.06

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Solution

The fourth proportional to 190,652.59, 262,991.26 and 118,908.06 is: 164,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,652.59 : 262,991.26 = 118,908.06 : x
  2. Step 2: Convert to fraction form
    190,652.59/262,991.26 = 118,908.06/x
  3. Step 3: Cross multiply
    190,652.59x = 262,991.26 × 118,908.06
  4. Step 4: Simplify right side
    190,652.59x = 31,271,780,523.56
  5. Step 5: Solve for x
    x = 31,271,780,523.56/190,652.59
  6. Step 6: Final answer
    x = 164,024.94

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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.