Finding the Fourth Proportional to 159,473.78, 239,211.01 and 149,730.70
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Solution
The fourth proportional to 159,473.78, 239,211.01 and 149,730.70 is: 224,596.37
Step by Step Solution
- Step 1: Write the proportion equation
159,473.78 : 239,211.01 = 149,730.70 : x - Step 2: Convert to fraction form
159,473.78/239,211.01 = 149,730.70/x - Step 3: Cross multiply
159,473.78x = 239,211.01 × 149,730.70 - Step 4: Simplify right side
159,473.78x = 35,817,231,975.01 - Step 5: Solve for x
x = 35,817,231,975.01/159,473.78 - Step 6: Final answer
x = 224,596.37
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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.