Finding the Fourth Proportional to 235,973.08, 353,772.51 and 123,631.75
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Solution
The fourth proportional to 235,973.08, 353,772.51 and 123,631.75 is: 185,349.59
Step by Step Solution
- Step 1: Write the proportion equation
235,973.08 : 353,772.51 = 123,631.75 : x - Step 2: Convert to fraction form
235,973.08/353,772.51 = 123,631.75/x - Step 3: Cross multiply
235,973.08x = 353,772.51 × 123,631.75 - Step 4: Simplify right side
235,973.08x = 43,737,514,513.19 - Step 5: Solve for x
x = 43,737,514,513.19/235,973.08 - Step 6: Final answer
x = 185,349.59
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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.