Finding the Fourth Proportional to 193,646.08, 267,226.26 and 107,602.84
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Solution
The fourth proportional to 193,646.08, 267,226.26 and 107,602.84 is: 148,488.96
Step by Step Solution
- Step 1: Write the proportion equation
193,646.08 : 267,226.26 = 107,602.84 : x - Step 2: Convert to fraction form
193,646.08/267,226.26 = 107,602.84/x - Step 3: Cross multiply
193,646.08x = 267,226.26 × 107,602.84 - Step 4: Simplify right side
193,646.08x = 28,754,304,498.58 - Step 5: Solve for x
x = 28,754,304,498.58/193,646.08 - Step 6: Final answer
x = 148,488.96
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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.