Finding the Fourth Proportional to 249,850.08, 344,784.24 and 142,454.70
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Solution
The fourth proportional to 249,850.08, 344,784.24 and 142,454.70 is: 196,582.43
Step by Step Solution
- Step 1: Write the proportion equation
249,850.08 : 344,784.24 = 142,454.70 : x - Step 2: Convert to fraction form
249,850.08/344,784.24 = 142,454.70/x - Step 3: Cross multiply
249,850.08x = 344,784.24 × 142,454.70 - Step 4: Simplify right side
249,850.08x = 49,116,135,473.93 - Step 5: Solve for x
x = 49,116,135,473.93/249,850.08 - Step 6: Final answer
x = 196,582.43
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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.