Finding the Fourth Proportional to 146,582.88, 202,289.34 and 86,152.66
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Solution
The fourth proportional to 146,582.88, 202,289.34 and 86,152.66 is: 118,893.59
Step by Step Solution
- Step 1: Write the proportion equation
146,582.88 : 202,289.34 = 86,152.66 : x - Step 2: Convert to fraction form
146,582.88/202,289.34 = 86,152.66/x - Step 3: Cross multiply
146,582.88x = 202,289.34 × 86,152.66 - Step 4: Simplify right side
146,582.88x = 17,427,764,730.64 - Step 5: Solve for x
x = 17,427,764,730.64/146,582.88 - Step 6: Final answer
x = 118,893.59
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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.