Finding the Fourth Proportional to 176,708.66, 243,857.86 and 96,136.09
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Solution
The fourth proportional to 176,708.66, 243,857.86 and 96,136.09 is: 132,667.75
Step by Step Solution
- Step 1: Write the proportion equation
176,708.66 : 243,857.86 = 96,136.09 : x - Step 2: Convert to fraction form
176,708.66/243,857.86 = 96,136.09/x - Step 3: Cross multiply
176,708.66x = 243,857.86 × 96,136.09 - Step 4: Simplify right side
176,708.66x = 23,443,540,326.18 - Step 5: Solve for x
x = 23,443,540,326.18/176,708.66 - Step 6: Final answer
x = 132,667.75
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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.