Finding the Fourth Proportional to 229,088.70, 316,306.35 and 152,787.96
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Solution
The fourth proportional to 229,088.70, 316,306.35 and 152,787.96 is: 210,956.73
Step by Step Solution
- Step 1: Write the proportion equation
229,088.70 : 316,306.35 = 152,787.96 : x - Step 2: Convert to fraction form
229,088.70/316,306.35 = 152,787.96/x - Step 3: Cross multiply
229,088.70x = 316,306.35 × 152,787.96 - Step 4: Simplify right side
229,088.70x = 48,327,801,951.55 - Step 5: Solve for x
x = 48,327,801,951.55/229,088.70 - Step 6: Final answer
x = 210,956.73
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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.