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Finding the Fourth Proportional to 201,088.85, 277,505.87 and 110,453.09

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Solution

The fourth proportional to 201,088.85, 277,505.87 and 110,453.09 is: 152,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,088.85 : 277,505.87 = 110,453.09 : x
  2. Step 2: Convert to fraction form
    201,088.85/277,505.87 = 110,453.09/x
  3. Step 3: Cross multiply
    201,088.85x = 277,505.87 × 110,453.09
  4. Step 4: Simplify right side
    201,088.85x = 30,651,378,894.84
  5. Step 5: Solve for x
    x = 30,651,378,894.84/201,088.85
  6. Step 6: Final answer
    x = 152,427.05

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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.