Finding the Fourth Proportional to 159,677.44, 220,351.80 and 88,064.08
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Solution
The fourth proportional to 159,677.44, 220,351.80 and 88,064.08 is: 121,526.74
Step by Step Solution
- Step 1: Write the proportion equation
159,677.44 : 220,351.80 = 88,064.08 : x - Step 2: Convert to fraction form
159,677.44/220,351.80 = 88,064.08/x - Step 3: Cross multiply
159,677.44x = 220,351.80 × 88,064.08 - Step 4: Simplify right side
159,677.44x = 19,405,078,543.34 - Step 5: Solve for x
x = 19,405,078,543.34/159,677.44 - Step 6: Final answer
x = 121,526.74
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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.