Finding the Fourth Proportional to 195,853.94, 270,178.95 and 127,910.68
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Solution
The fourth proportional to 195,853.94, 270,178.95 and 127,910.68 is: 176,451.76
Step by Step Solution
- Step 1: Write the proportion equation
195,853.94 : 270,178.95 = 127,910.68 : x - Step 2: Convert to fraction form
195,853.94/270,178.95 = 127,910.68/x - Step 3: Cross multiply
195,853.94x = 270,178.95 × 127,910.68 - Step 4: Simplify right side
195,853.94x = 34,558,773,216.19 - Step 5: Solve for x
x = 34,558,773,216.19/195,853.94 - Step 6: Final answer
x = 176,451.76
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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.