Home / 277,683.63-416,245.03-109,322.13

Finding the Fourth Proportional to 277,683.63, 416,245.03 and 109,322.13

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Solution

The fourth proportional to 277,683.63, 416,245.03 and 109,322.13 is: 163,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,683.63 : 416,245.03 = 109,322.13 : x
  2. Step 2: Convert to fraction form
    277,683.63/416,245.03 = 109,322.13/x
  3. Step 3: Cross multiply
    277,683.63x = 416,245.03 × 109,322.13
  4. Step 4: Simplify right side
    277,683.63x = 45,504,793,008.21
  5. Step 5: Solve for x
    x = 45,504,793,008.21/277,683.63
  6. Step 6: Final answer
    x = 163,872.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.