Finding the Fourth Proportional to 163,801.92, 226,051.08 and 92,184.48
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Solution
The fourth proportional to 163,801.92, 226,051.08 and 92,184.48 is: 127,217.08
Step by Step Solution
- Step 1: Write the proportion equation
163,801.92 : 226,051.08 = 92,184.48 : x - Step 2: Convert to fraction form
163,801.92/226,051.08 = 92,184.48/x - Step 3: Cross multiply
163,801.92x = 226,051.08 × 92,184.48 - Step 4: Simplify right side
163,801.92x = 20,838,401,263.24 - Step 5: Solve for x
x = 20,838,401,263.24/163,801.92 - Step 6: Final answer
x = 127,217.08
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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.