Finding the Fourth Proportional to 267,703.36, 401,592.02 and 90,261.08
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Solution
The fourth proportional to 267,703.36, 401,592.02 and 90,261.08 is: 135,404.09
Step by Step Solution
- Step 1: Write the proportion equation
267,703.36 : 401,592.02 = 90,261.08 : x - Step 2: Convert to fraction form
267,703.36/401,592.02 = 90,261.08/x - Step 3: Cross multiply
267,703.36x = 401,592.02 × 90,261.08 - Step 4: Simplify right side
267,703.36x = 36,248,129,444.58 - Step 5: Solve for x
x = 36,248,129,444.58/267,703.36 - Step 6: Final answer
x = 135,404.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.