Finding the Fourth Proportional to 117,497.80, 176,246.70 and 94,169.80
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Solution
The fourth proportional to 117,497.80, 176,246.70 and 94,169.80 is: 141,254.70
Step by Step Solution
- Step 1: Write the proportion equation
117,497.80 : 176,246.70 = 94,169.80 : x - Step 2: Convert to fraction form
117,497.80/176,246.70 = 94,169.80/x - Step 3: Cross multiply
117,497.80x = 176,246.70 × 94,169.80 - Step 4: Simplify right side
117,497.80x = 16,597,116,489.66 - Step 5: Solve for x
x = 16,597,116,489.66/117,497.80 - Step 6: Final answer
x = 141,254.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.