Finding the Fourth Proportional to 170,193.21, 234,864.63 and 93,710.70
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Solution
The fourth proportional to 170,193.21, 234,864.63 and 93,710.70 is: 129,319.66
Step by Step Solution
- Step 1: Write the proportion equation
170,193.21 : 234,864.63 = 93,710.70 : x - Step 2: Convert to fraction form
170,193.21/234,864.63 = 93,710.70/x - Step 3: Cross multiply
170,193.21x = 234,864.63 × 93,710.70 - Step 4: Simplify right side
170,193.21x = 22,009,328,882.54 - Step 5: Solve for x
x = 22,009,328,882.54/170,193.21 - Step 6: Final answer
x = 129,319.66
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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.