Finding the Fourth Proportional to 150,304.08, 207,372.60 and 86,633.28
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Solution
The fourth proportional to 150,304.08, 207,372.60 and 86,633.28 is: 119,526.82
Step by Step Solution
- Step 1: Write the proportion equation
150,304.08 : 207,372.60 = 86,633.28 : x - Step 2: Convert to fraction form
150,304.08/207,372.60 = 86,633.28/x - Step 3: Cross multiply
150,304.08x = 207,372.60 × 86,633.28 - Step 4: Simplify right side
150,304.08x = 17,965,368,520.13 - Step 5: Solve for x
x = 17,965,368,520.13/150,304.08 - Step 6: Final answer
x = 119,526.82
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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.