Finding the Fourth Proportional to 117,956.84, 176,787.71 and 92,897.92
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Solution
The fourth proportional to 117,956.84, 176,787.71 and 92,897.92 is: 139,230.68
Step by Step Solution
- Step 1: Write the proportion equation
117,956.84 : 176,787.71 = 92,897.92 : x - Step 2: Convert to fraction form
117,956.84/176,787.71 = 92,897.92/x - Step 3: Cross multiply
117,956.84x = 176,787.71 × 92,897.92 - Step 4: Simplify right side
117,956.84x = 16,423,211,167.98 - Step 5: Solve for x
x = 16,423,211,167.98/117,956.84 - Step 6: Final answer
x = 139,230.68
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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.