Home / 201,268.42-277,756.78-110,631.40

Finding the Fourth Proportional to 201,268.42, 277,756.78 and 110,631.40

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Solution

The fourth proportional to 201,268.42, 277,756.78 and 110,631.40 is: 152,674.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,268.42 : 277,756.78 = 110,631.40 : x
  2. Step 2: Convert to fraction form
    201,268.42/277,756.78 = 110,631.40/x
  3. Step 3: Cross multiply
    201,268.42x = 277,756.78 × 110,631.40
  4. Step 4: Simplify right side
    201,268.42x = 30,728,621,430.89
  5. Step 5: Solve for x
    x = 30,728,621,430.89/201,268.42
  6. Step 6: Final answer
    x = 152,674.83

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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.