Finding the Fourth Proportional to 80,248.23, 110,741.09 and 44,438.13
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Solution
The fourth proportional to 80,248.23, 110,741.09 and 44,438.13 is: 61,323.80
Step by Step Solution
- Step 1: Write the proportion equation
80,248.23 : 110,741.09 = 44,438.13 : x - Step 2: Convert to fraction form
80,248.23/110,741.09 = 44,438.13/x - Step 3: Cross multiply
80,248.23x = 110,741.09 × 44,438.13 - Step 4: Simplify right side
80,248.23x = 4,921,126,731.57 - Step 5: Solve for x
x = 4,921,126,731.57/80,248.23 - Step 6: Final answer
x = 61,323.80
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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.