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Finding the Fourth Proportional to 201,212.80, 301,473.60 and 95,804.80

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Solution

The fourth proportional to 201,212.80, 301,473.60 and 95,804.80 is: 143,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,212.80 : 301,473.60 = 95,804.80 : x
  2. Step 2: Convert to fraction form
    201,212.80/301,473.60 = 95,804.80/x
  3. Step 3: Cross multiply
    201,212.80x = 301,473.60 × 95,804.80
  4. Step 4: Simplify right side
    201,212.80x = 28,882,617,953.28
  5. Step 5: Solve for x
    x = 28,882,617,953.28/201,212.80
  6. Step 6: Final answer
    x = 143,542.65

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1.5x scale

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.