Home / 201,727.38-302,450.94-89,346.36

Finding the Fourth Proportional to 201,727.38, 302,450.94 and 89,346.36

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Solution

The fourth proportional to 201,727.38, 302,450.94 and 89,346.36 is: 133,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,727.38 : 302,450.94 = 89,346.36 : x
  2. Step 2: Convert to fraction form
    201,727.38/302,450.94 = 89,346.36/x
  3. Step 3: Cross multiply
    201,727.38x = 302,450.94 × 89,346.36
  4. Step 4: Simplify right side
    201,727.38x = 27,022,890,567.58
  5. Step 5: Solve for x
    x = 27,022,890,567.58/201,727.38
  6. Step 6: Final answer
    x = 133,957.48

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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.