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Finding the Fourth Proportional to 341,191.54, 511,676.43 and 113,426.02

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Solution

The fourth proportional to 341,191.54, 511,676.43 and 113,426.02 is: 170,102.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,191.54 : 511,676.43 = 113,426.02 : x
  2. Step 2: Convert to fraction form
    341,191.54/511,676.43 = 113,426.02/x
  3. Step 3: Cross multiply
    341,191.54x = 511,676.43 × 113,426.02
  4. Step 4: Simplify right side
    341,191.54x = 58,037,420,982.71
  5. Step 5: Solve for x
    x = 58,037,420,982.71/341,191.54
  6. Step 6: Final answer
    x = 170,102.17

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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.