Finding the Fourth Proportional to 150,635.36, 207,790.44 and 93,948.32
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Solution
The fourth proportional to 150,635.36, 207,790.44 and 93,948.32 is: 129,594.82
Step by Step Solution
- Step 1: Write the proportion equation
150,635.36 : 207,790.44 = 93,948.32 : x - Step 2: Convert to fraction form
150,635.36/207,790.44 = 93,948.32/x - Step 3: Cross multiply
150,635.36x = 207,790.44 × 93,948.32 - Step 4: Simplify right side
150,635.36x = 19,521,562,750.06 - Step 5: Solve for x
x = 19,521,562,750.06/150,635.36 - Step 6: Final answer
x = 129,594.82
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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.