Home / 113,795.50-170,647.61-47,190.38

Finding the Fourth Proportional to 113,795.50, 170,647.61 and 47,190.38

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Solution

The fourth proportional to 113,795.50, 170,647.61 and 47,190.38 is: 70,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,795.50 : 170,647.61 = 47,190.38 : x
  2. Step 2: Convert to fraction form
    113,795.50/170,647.61 = 47,190.38/x
  3. Step 3: Cross multiply
    113,795.50x = 170,647.61 × 47,190.38
  4. Step 4: Simplify right side
    113,795.50x = 8,052,925,561.99
  5. Step 5: Solve for x
    x = 8,052,925,561.99/113,795.50
  6. Step 6: Final answer
    x = 70,766.64

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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.