Home / 80,485.06-111,074.42-44,675.67

Finding the Fourth Proportional to 80,485.06, 111,074.42 and 44,675.67

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Solution

The fourth proportional to 80,485.06, 111,074.42 and 44,675.67 is: 61,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,485.06 : 111,074.42 = 44,675.67 : x
  2. Step 2: Convert to fraction form
    80,485.06/111,074.42 = 44,675.67/x
  3. Step 3: Cross multiply
    80,485.06x = 111,074.42 × 44,675.67
  4. Step 4: Simplify right side
    80,485.06x = 4,962,324,036.79
  5. Step 5: Solve for x
    x = 4,962,324,036.79/80,485.06
  6. Step 6: Final answer
    x = 61,655.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.