Home / 190,373.96-262,717.62-105,492.44

Finding the Fourth Proportional to 190,373.96, 262,717.62 and 105,492.44

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Solution

The fourth proportional to 190,373.96, 262,717.62 and 105,492.44 is: 145,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,373.96 : 262,717.62 = 105,492.44 : x
  2. Step 2: Convert to fraction form
    190,373.96/262,717.62 = 105,492.44/x
  3. Step 3: Cross multiply
    190,373.96x = 262,717.62 × 105,492.44
  4. Step 4: Simplify right side
    190,373.96x = 27,714,722,764.79
  5. Step 5: Solve for x
    x = 27,714,722,764.79/190,373.96
  6. Step 6: Final answer
    x = 145,580.43

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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.