Finding the Fourth Proportional to 249,168.96, 343,733.64 and 163,090.08
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Solution
The fourth proportional to 249,168.96, 343,733.64 and 163,090.08 is: 224,986.08
Step by Step Solution
- Step 1: Write the proportion equation
249,168.96 : 343,733.64 = 163,090.08 : x - Step 2: Convert to fraction form
249,168.96/343,733.64 = 163,090.08/x - Step 3: Cross multiply
249,168.96x = 343,733.64 × 163,090.08 - Step 4: Simplify right side
249,168.96x = 56,059,546,846.29 - Step 5: Solve for x
x = 56,059,546,846.29/249,168.96 - Step 6: Final answer
x = 224,986.08
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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.