Home / 201,177.38-277,629.77-110,539.21

Finding the Fourth Proportional to 201,177.38, 277,629.77 and 110,539.21

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Solution

The fourth proportional to 201,177.38, 277,629.77 and 110,539.21 is: 152,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,177.38 : 277,629.77 = 110,539.21 : x
  2. Step 2: Convert to fraction form
    201,177.38/277,629.77 = 110,539.21/x
  3. Step 3: Cross multiply
    201,177.38x = 277,629.77 × 110,539.21
  4. Step 4: Simplify right side
    201,177.38x = 30,688,975,030.56
  5. Step 5: Solve for x
    x = 30,688,975,030.56/201,177.38
  6. Step 6: Final answer
    x = 152,546.85

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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.