Home / 190,470.44-262,851.60-109,914.68

Finding the Fourth Proportional to 190,470.44, 262,851.60 and 109,914.68

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Solution

The fourth proportional to 190,470.44, 262,851.60 and 109,914.68 is: 151,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,470.44 : 262,851.60 = 109,914.68 : x
  2. Step 2: Convert to fraction form
    190,470.44/262,851.60 = 109,914.68/x
  3. Step 3: Cross multiply
    190,470.44x = 262,851.60 × 109,914.68
  4. Step 4: Simplify right side
    190,470.44x = 28,891,249,501.49
  5. Step 5: Solve for x
    x = 28,891,249,501.49/190,470.44
  6. Step 6: Final answer
    x = 151,683.64

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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.