Finding the Fourth Proportional to 117,677.24, 162,393.36 and 87,597.08
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Solution
The fourth proportional to 117,677.24, 162,393.36 and 87,597.08 is: 120,883.05
Step by Step Solution
- Step 1: Write the proportion equation
117,677.24 : 162,393.36 = 87,597.08 : x - Step 2: Convert to fraction form
117,677.24/162,393.36 = 87,597.08/x - Step 3: Cross multiply
117,677.24x = 162,393.36 × 87,597.08 - Step 4: Simplify right side
117,677.24x = 14,225,184,147.39 - Step 5: Solve for x
x = 14,225,184,147.39/117,677.24 - Step 6: Final answer
x = 120,883.05
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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.