Finding the Fourth Proportional to 163,519.19, 225,636.18 and 94,620.48
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Solution
The fourth proportional to 163,519.19, 225,636.18 and 94,620.48 is: 130,564.52
Step by Step Solution
- Step 1: Write the proportion equation
163,519.19 : 225,636.18 = 94,620.48 : x - Step 2: Convert to fraction form
163,519.19/225,636.18 = 94,620.48/x - Step 3: Cross multiply
163,519.19x = 225,636.18 × 94,620.48 - Step 4: Simplify right side
163,519.19x = 21,349,803,656.97 - Step 5: Solve for x
x = 21,349,803,656.97/163,519.19 - Step 6: Final answer
x = 130,564.52
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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.