Finding the Fourth Proportional to 92,135.88, 127,154.16 and 51,853.68
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Solution
The fourth proportional to 92,135.88, 127,154.16 and 51,853.68 is: 71,561.82
Step by Step Solution
- Step 1: Write the proportion equation
92,135.88 : 127,154.16 = 51,853.68 : x - Step 2: Convert to fraction form
92,135.88/127,154.16 = 51,853.68/x - Step 3: Cross multiply
92,135.88x = 127,154.16 × 51,853.68 - Step 4: Simplify right side
92,135.88x = 6,593,411,123.31 - Step 5: Solve for x
x = 6,593,411,123.31/92,135.88 - Step 6: Final answer
x = 71,561.82
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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.