Finding the Fourth Proportional to 80,283.68, 110,768.85 and 46,289.49
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Solution
The fourth proportional to 80,283.68, 110,768.85 and 46,289.49 is: 63,866.45
Step by Step Solution
- Step 1: Write the proportion equation
80,283.68 : 110,768.85 = 46,289.49 : x - Step 2: Convert to fraction form
80,283.68/110,768.85 = 46,289.49/x - Step 3: Cross multiply
80,283.68x = 110,768.85 × 46,289.49 - Step 4: Simplify right side
80,283.68x = 5,127,433,574.39 - Step 5: Solve for x
x = 5,127,433,574.39/80,283.68 - Step 6: Final answer
x = 63,866.45
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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.