Finding the Fourth Proportional to 131,887.84, 197,961.36 and 96,727.36
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Solution
The fourth proportional to 131,887.84, 197,961.36 and 96,727.36 is: 145,186.09
Step by Step Solution
- Step 1: Write the proportion equation
131,887.84 : 197,961.36 = 96,727.36 : x - Step 2: Convert to fraction form
131,887.84/197,961.36 = 96,727.36/x - Step 3: Cross multiply
131,887.84x = 197,961.36 × 96,727.36 - Step 4: Simplify right side
131,887.84x = 19,148,279,734.81 - Step 5: Solve for x
x = 19,148,279,734.81/131,887.84 - Step 6: Final answer
x = 145,186.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.