Finding the Fourth Proportional to 97,328.70, 134,313.55 and 52,616.70
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Solution
The fourth proportional to 97,328.70, 134,313.55 and 52,616.70 is: 72,611.02
Step by Step Solution
- Step 1: Write the proportion equation
97,328.70 : 134,313.55 = 52,616.70 : x - Step 2: Convert to fraction form
97,328.70/134,313.55 = 52,616.70/x - Step 3: Cross multiply
97,328.70x = 134,313.55 × 52,616.70 - Step 4: Simplify right side
97,328.70x = 7,067,135,766.29 - Step 5: Solve for x
x = 7,067,135,766.29/97,328.70 - Step 6: Final answer
x = 72,611.02
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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.