Finding the Fourth Proportional to 160,550.62, 221,567.15 and 88,930.63
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Solution
The fourth proportional to 160,550.62, 221,567.15 and 88,930.63 is: 122,728.31
Step by Step Solution
- Step 1: Write the proportion equation
160,550.62 : 221,567.15 = 88,930.63 : x - Step 2: Convert to fraction form
160,550.62/221,567.15 = 88,930.63/x - Step 3: Cross multiply
160,550.62x = 221,567.15 × 88,930.63 - Step 4: Simplify right side
160,550.62x = 19,704,105,238.23 - Step 5: Solve for x
x = 19,704,105,238.23/160,550.62 - Step 6: Final answer
x = 122,728.31
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1.5x scale
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.