Finding the Fourth Proportional to 179,548.12, 247,779.48 and 98,975.08
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Solution
The fourth proportional to 179,548.12, 247,779.48 and 98,975.08 is: 136,587.31
Step by Step Solution
- Step 1: Write the proportion equation
179,548.12 : 247,779.48 = 98,975.08 : x - Step 2: Convert to fraction form
179,548.12/247,779.48 = 98,975.08/x - Step 3: Cross multiply
179,548.12x = 247,779.48 × 98,975.08 - Step 4: Simplify right side
179,548.12x = 24,523,993,855.36 - Step 5: Solve for x
x = 24,523,993,855.36/179,548.12 - Step 6: Final answer
x = 136,587.31
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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.