Finding the Fourth Proportional to 249,923.26, 344,893.06 and 135,201.64
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Solution
The fourth proportional to 249,923.26, 344,893.06 and 135,201.64 is: 186,577.70
Step by Step Solution
- Step 1: Write the proportion equation
249,923.26 : 344,893.06 = 135,201.64 : x - Step 2: Convert to fraction form
249,923.26/344,893.06 = 135,201.64/x - Step 3: Cross multiply
249,923.26x = 344,893.06 × 135,201.64 - Step 4: Simplify right side
249,923.26x = 46,630,107,336.62 - Step 5: Solve for x
x = 46,630,107,336.62/249,923.26 - Step 6: Final answer
x = 186,577.70
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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.