Home / 190,700.46-263,057.22-118,955.88

Finding the Fourth Proportional to 190,700.46, 263,057.22 and 118,955.88

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Solution

The fourth proportional to 190,700.46, 263,057.22 and 118,955.88 is: 164,090.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,700.46 : 263,057.22 = 118,955.88 : x
  2. Step 2: Convert to fraction form
    190,700.46/263,057.22 = 118,955.88/x
  3. Step 3: Cross multiply
    190,700.46x = 263,057.22 × 118,955.88
  4. Step 4: Simplify right side
    190,700.46x = 31,292,203,095.45
  5. Step 5: Solve for x
    x = 31,292,203,095.45/190,700.46
  6. Step 6: Final answer
    x = 164,090.86

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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.