Finding the Fourth Proportional to 97,326.48, 134,306.46 and 54,888.96
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Solution
The fourth proportional to 97,326.48, 134,306.46 and 54,888.96 is: 75,744.46
Step by Step Solution
- Step 1: Write the proportion equation
97,326.48 : 134,306.46 = 54,888.96 : x - Step 2: Convert to fraction form
97,326.48/134,306.46 = 54,888.96/x - Step 3: Cross multiply
97,326.48x = 134,306.46 × 54,888.96 - Step 4: Simplify right side
97,326.48x = 7,371,941,910.68 - Step 5: Solve for x
x = 7,371,941,910.68/97,326.48 - Step 6: Final answer
x = 75,744.46
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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.