Finding the Fourth Proportional to 97,110.63, 134,015.18 and 54,670.68
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Solution
The fourth proportional to 97,110.63, 134,015.18 and 54,670.68 is: 75,446.95
Step by Step Solution
- Step 1: Write the proportion equation
97,110.63 : 134,015.18 = 54,670.68 : x - Step 2: Convert to fraction form
97,110.63/134,015.18 = 54,670.68/x - Step 3: Cross multiply
97,110.63x = 134,015.18 × 54,670.68 - Step 4: Simplify right side
97,110.63x = 7,326,700,747.57 - Step 5: Solve for x
x = 7,326,700,747.57/97,110.63 - Step 6: Final answer
x = 75,446.95
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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.