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Finding the Fourth Proportional to 303,142.44, 454,779.42 and 116,154.12

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Solution

The fourth proportional to 303,142.44, 454,779.42 and 116,154.12 is: 174,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,142.44 : 454,779.42 = 116,154.12 : x
  2. Step 2: Convert to fraction form
    303,142.44/454,779.42 = 116,154.12/x
  3. Step 3: Cross multiply
    303,142.44x = 454,779.42 × 116,154.12
  4. Step 4: Simplify right side
    303,142.44x = 52,824,503,324.21
  5. Step 5: Solve for x
    x = 52,824,503,324.21/303,142.44
  6. Step 6: Final answer
    x = 174,256.38

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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.