Home / 80,450.26-111,021.35-44,646.03

Finding the Fourth Proportional to 80,450.26, 111,021.35 and 44,646.03

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Solution

The fourth proportional to 80,450.26, 111,021.35 and 44,646.03 is: 61,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,450.26 : 111,021.35 = 44,646.03 : x
  2. Step 2: Convert to fraction form
    80,450.26/111,021.35 = 44,646.03/x
  3. Step 3: Cross multiply
    80,450.26x = 111,021.35 × 44,646.03
  4. Step 4: Simplify right side
    80,450.26x = 4,956,662,299.51
  5. Step 5: Solve for x
    x = 4,956,662,299.51/80,450.26
  6. Step 6: Final answer
    x = 61,611.52

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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.