Home / 80,269.18-110,770.25-43,970.33

Finding the Fourth Proportional to 80,269.18, 110,770.25 and 43,970.33

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Solution

The fourth proportional to 80,269.18, 110,770.25 and 43,970.33 is: 60,678.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,269.18 : 110,770.25 = 43,970.33 : x
  2. Step 2: Convert to fraction form
    80,269.18/110,770.25 = 43,970.33/x
  3. Step 3: Cross multiply
    80,269.18x = 110,770.25 × 43,970.33
  4. Step 4: Simplify right side
    80,269.18x = 4,870,604,503.76
  5. Step 5: Solve for x
    x = 4,870,604,503.76/80,269.18
  6. Step 6: Final answer
    x = 60,678.39

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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.