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Finding the Fourth Proportional to 201,588.04, 302,310.02 and 66,627.14

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Solution

The fourth proportional to 201,588.04, 302,310.02 and 66,627.14 is: 99,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,588.04 : 302,310.02 = 66,627.14 : x
  2. Step 2: Convert to fraction form
    201,588.04/302,310.02 = 66,627.14/x
  3. Step 3: Cross multiply
    201,588.04x = 302,310.02 × 66,627.14
  4. Step 4: Simplify right side
    201,588.04x = 20,142,052,025.94
  5. Step 5: Solve for x
    x = 20,142,052,025.94/201,588.04
  6. Step 6: Final answer
    x = 99,916.90

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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.