Finding the Fourth Proportional to 224,668.08, 310,058.36 and 129,204.72
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Solution
The fourth proportional to 224,668.08, 310,058.36 and 129,204.72 is: 178,311.95
Step by Step Solution
- Step 1: Write the proportion equation
224,668.08 : 310,058.36 = 129,204.72 : x - Step 2: Convert to fraction form
224,668.08/310,058.36 = 129,204.72/x - Step 3: Cross multiply
224,668.08x = 310,058.36 × 129,204.72 - Step 4: Simplify right side
224,668.08x = 40,061,003,587.46 - Step 5: Solve for x
x = 40,061,003,587.46/224,668.08 - Step 6: Final answer
x = 178,311.95
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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.