Finding the Fourth Proportional to 132,653.08, 199,417.02 and 122,913.64
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Solution
The fourth proportional to 132,653.08, 199,417.02 and 122,913.64 is: 184,775.75
Step by Step Solution
- Step 1: Write the proportion equation
132,653.08 : 199,417.02 = 122,913.64 : x - Step 2: Convert to fraction form
132,653.08/199,417.02 = 122,913.64/x - Step 3: Cross multiply
132,653.08x = 199,417.02 × 122,913.64 - Step 4: Simplify right side
132,653.08x = 24,511,071,806.15 - Step 5: Solve for x
x = 24,511,071,806.15/132,653.08 - Step 6: Final answer
x = 184,775.75
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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.