Home / 200,817.02-277,145.40-110,190.62

Finding the Fourth Proportional to 200,817.02, 277,145.40 and 110,190.62

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Solution

The fourth proportional to 200,817.02, 277,145.40 and 110,190.62 is: 152,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,817.02 : 277,145.40 = 110,190.62 : x
  2. Step 2: Convert to fraction form
    200,817.02/277,145.40 = 110,190.62/x
  3. Step 3: Cross multiply
    200,817.02x = 277,145.40 × 110,190.62
  4. Step 4: Simplify right side
    200,817.02x = 30,538,823,456.15
  5. Step 5: Solve for x
    x = 30,538,823,456.15/200,817.02
  6. Step 6: Final answer
    x = 152,072.88

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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.