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Finding the Fourth Proportional to 202,265.39, 303,533.49 and 83,936.84

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Solution

The fourth proportional to 202,265.39, 303,533.49 and 83,936.84 is: 125,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,265.39 : 303,533.49 = 83,936.84 : x
  2. Step 2: Convert to fraction form
    202,265.39/303,533.49 = 83,936.84/x
  3. Step 3: Cross multiply
    202,265.39x = 303,533.49 × 83,936.84
  4. Step 4: Simplify right side
    202,265.39x = 25,477,641,984.77
  5. Step 5: Solve for x
    x = 25,477,641,984.77/202,265.39
  6. Step 6: Final answer
    x = 125,961.45

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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.