Finding the Fourth Proportional to 249,161.02, 343,722.64 and 163,082.12
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Solution
The fourth proportional to 249,161.02, 343,722.64 and 163,082.12 is: 224,975.07
Step by Step Solution
- Step 1: Write the proportion equation
249,161.02 : 343,722.64 = 163,082.12 : x - Step 2: Convert to fraction form
249,161.02/343,722.64 = 163,082.12/x - Step 3: Cross multiply
249,161.02x = 343,722.64 × 163,082.12 - Step 4: Simplify right side
249,161.02x = 56,055,016,823.20 - Step 5: Solve for x
x = 56,055,016,823.20/249,161.02 - Step 6: Final answer
x = 224,975.07
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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.