Home / 113,850.10-170,447.10-102,040.30

Finding the Fourth Proportional to 113,850.10, 170,447.10 and 102,040.30

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Solution

The fourth proportional to 113,850.10, 170,447.10 and 102,040.30 is: 152,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,850.10 : 170,447.10 = 102,040.30 : x
  2. Step 2: Convert to fraction form
    113,850.10/170,447.10 = 102,040.30/x
  3. Step 3: Cross multiply
    113,850.10x = 170,447.10 × 102,040.30
  4. Step 4: Simplify right side
    113,850.10x = 17,392,473,218.13
  5. Step 5: Solve for x
    x = 17,392,473,218.13/113,850.10
  6. Step 6: Final answer
    x = 152,766.43

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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.