Finding the Fourth Proportional to 160,596.14, 221,613.04 and 88,970.99
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Solution
The fourth proportional to 160,596.14, 221,613.04 and 88,970.99 is: 122,774.62
Step by Step Solution
- Step 1: Write the proportion equation
160,596.14 : 221,613.04 = 88,970.99 : x - Step 2: Convert to fraction form
160,596.14/221,613.04 = 88,970.99/x - Step 3: Cross multiply
160,596.14x = 221,613.04 × 88,970.99 - Step 4: Simplify right side
160,596.14x = 19,717,130,235.22 - Step 5: Solve for x
x = 19,717,130,235.22/160,596.14 - Step 6: Final answer
x = 122,774.62
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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.