Finding the Fourth Proportional to 126,941.19, 175,177.75 and 69,583.70
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Solution
The fourth proportional to 126,941.19, 175,177.75 and 69,583.70 is: 96,024.91
Step by Step Solution
- Step 1: Write the proportion equation
126,941.19 : 175,177.75 = 69,583.70 : x - Step 2: Convert to fraction form
126,941.19/175,177.75 = 69,583.70/x - Step 3: Cross multiply
126,941.19x = 175,177.75 × 69,583.70 - Step 4: Simplify right side
126,941.19x = 12,189,516,002.68 - Step 5: Solve for x
x = 12,189,516,002.68/126,941.19 - Step 6: Final answer
x = 96,024.91
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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.