Finding the Fourth Proportional to 107,302.10, 160,956.52 and 51,148.31
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Solution
The fourth proportional to 107,302.10, 160,956.52 and 51,148.31 is: 76,724.07
Step by Step Solution
- Step 1: Write the proportion equation
107,302.10 : 160,956.52 = 51,148.31 : x - Step 2: Convert to fraction form
107,302.10/160,956.52 = 51,148.31/x - Step 3: Cross multiply
107,302.10x = 160,956.52 × 51,148.31 - Step 4: Simplify right side
107,302.10x = 8,232,653,048.83 - Step 5: Solve for x
x = 8,232,653,048.83/107,302.10 - Step 6: Final answer
x = 76,724.07
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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.