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Finding the Fourth Proportional to 201,495.68, 302,232.57 and 61,243.37

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Solution

The fourth proportional to 201,495.68, 302,232.57 and 61,243.37 is: 91,861.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,495.68 : 302,232.57 = 61,243.37 : x
  2. Step 2: Convert to fraction form
    201,495.68/302,232.57 = 61,243.37/x
  3. Step 3: Cross multiply
    201,495.68x = 302,232.57 × 61,243.37
  4. Step 4: Simplify right side
    201,495.68x = 18,509,739,599.40
  5. Step 5: Solve for x
    x = 18,509,739,599.40/201,495.68
  6. Step 6: Final answer
    x = 91,861.72

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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.