Home / 113,394.34-170,129.94-50,205.75

Finding the Fourth Proportional to 113,394.34, 170,129.94 and 50,205.75

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Solution

The fourth proportional to 113,394.34, 170,129.94 and 50,205.75 is: 75,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,394.34 : 170,129.94 = 50,205.75 : x
  2. Step 2: Convert to fraction form
    113,394.34/170,129.94 = 50,205.75/x
  3. Step 3: Cross multiply
    113,394.34x = 170,129.94 × 50,205.75
  4. Step 4: Simplify right side
    113,394.34x = 8,541,501,235.16
  5. Step 5: Solve for x
    x = 8,541,501,235.16/113,394.34
  6. Step 6: Final answer
    x = 75,325.64

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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.