Home / 80,487.06-111,077.19-44,677.67

Finding the Fourth Proportional to 80,487.06, 111,077.19 and 44,677.67

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Solution

The fourth proportional to 80,487.06, 111,077.19 and 44,677.67 is: 61,657.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,487.06 : 111,077.19 = 44,677.67 : x
  2. Step 2: Convert to fraction form
    80,487.06/111,077.19 = 44,677.67/x
  3. Step 3: Cross multiply
    80,487.06x = 111,077.19 × 44,677.67
  4. Step 4: Simplify right side
    80,487.06x = 4,962,670,039.35
  5. Step 5: Solve for x
    x = 4,962,670,039.35/80,487.06
  6. Step 6: Final answer
    x = 61,657.99

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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.