Finding the Fourth Proportional to 160,295.96, 221,214.93 and 88,674.75
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Solution
The fourth proportional to 160,295.96, 221,214.93 and 88,674.75 is: 122,374.75
Step by Step Solution
- Step 1: Write the proportion equation
160,295.96 : 221,214.93 = 88,674.75 : x - Step 2: Convert to fraction form
160,295.96/221,214.93 = 88,674.75/x - Step 3: Cross multiply
160,295.96x = 221,214.93 × 88,674.75 - Step 4: Simplify right side
160,295.96x = 19,616,178,614.02 - Step 5: Solve for x
x = 19,616,178,614.02/160,295.96 - Step 6: Final answer
x = 122,374.75
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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.