Finding the Fourth Proportional to 216,148.54, 298,283.84 and 125,526.78
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Solution
The fourth proportional to 216,148.54, 298,283.84 and 125,526.78 is: 173,226.29
Step by Step Solution
- Step 1: Write the proportion equation
216,148.54 : 298,283.84 = 125,526.78 : x - Step 2: Convert to fraction form
216,148.54/298,283.84 = 125,526.78/x - Step 3: Cross multiply
216,148.54x = 298,283.84 × 125,526.78 - Step 4: Simplify right side
216,148.54x = 37,442,609,961.24 - Step 5: Solve for x
x = 37,442,609,961.24/216,148.54 - Step 6: Final answer
x = 173,226.29
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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.