Finding the Fourth Proportional to 197,485.99, 272,530.37 and 106,841.76
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Solution
The fourth proportional to 197,485.99, 272,530.37 and 106,841.76 is: 147,441.47
Step by Step Solution
- Step 1: Write the proportion equation
197,485.99 : 272,530.37 = 106,841.76 : x - Step 2: Convert to fraction form
197,485.99/272,530.37 = 106,841.76/x - Step 3: Cross multiply
197,485.99x = 272,530.37 × 106,841.76 - Step 4: Simplify right side
197,485.99x = 29,117,624,384.25 - Step 5: Solve for x
x = 29,117,624,384.25/197,485.99 - Step 6: Final answer
x = 147,441.47
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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.