Finding the Fourth Proportional to 224,881.02, 310,336.11 and 129,385.80
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Solution
The fourth proportional to 224,881.02, 310,336.11 and 129,385.80 is: 178,552.58
Step by Step Solution
- Step 1: Write the proportion equation
224,881.02 : 310,336.11 = 129,385.80 : x - Step 2: Convert to fraction form
224,881.02/310,336.11 = 129,385.80/x - Step 3: Cross multiply
224,881.02x = 310,336.11 × 129,385.80 - Step 4: Simplify right side
224,881.02x = 40,153,085,861.24 - Step 5: Solve for x
x = 40,153,085,861.24/224,881.02 - Step 6: Final answer
x = 178,552.58
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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.