Finding the Fourth Proportional to 163,964.94, 226,205.88 and 100,192.02
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Solution
The fourth proportional to 163,964.94, 226,205.88 and 100,192.02 is: 138,224.82
Step by Step Solution
- Step 1: Write the proportion equation
163,964.94 : 226,205.88 = 100,192.02 : x - Step 2: Convert to fraction form
163,964.94/226,205.88 = 100,192.02/x - Step 3: Cross multiply
163,964.94x = 226,205.88 × 100,192.02 - Step 4: Simplify right side
163,964.94x = 22,664,024,053.08 - Step 5: Solve for x
x = 22,664,024,053.08/163,964.94 - Step 6: Final answer
x = 138,224.82
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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.