Finding the Fourth Proportional to 80,365.14, 110,903.71 and 44,554.23
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Solution
The fourth proportional to 80,365.14, 110,903.71 and 44,554.23 is: 61,484.74
Step by Step Solution
- Step 1: Write the proportion equation
80,365.14 : 110,903.71 = 44,554.23 : x - Step 2: Convert to fraction form
80,365.14/110,903.71 = 44,554.23/x - Step 3: Cross multiply
80,365.14x = 110,903.71 × 44,554.23 - Step 4: Simplify right side
80,365.14x = 4,941,229,403.19 - Step 5: Solve for x
x = 4,941,229,403.19/80,365.14 - Step 6: Final answer
x = 61,484.74
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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.