Finding the Fourth Proportional to 249,088.14, 343,739.79 and 141,658.02
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Solution
The fourth proportional to 249,088.14, 343,739.79 and 141,658.02 is: 195,487.02
Step by Step Solution
- Step 1: Write the proportion equation
249,088.14 : 343,739.79 = 141,658.02 : x - Step 2: Convert to fraction form
249,088.14/343,739.79 = 141,658.02/x - Step 3: Cross multiply
249,088.14x = 343,739.79 × 141,658.02 - Step 4: Simplify right side
249,088.14x = 48,693,498,046.62 - Step 5: Solve for x
x = 48,693,498,046.62/249,088.14 - Step 6: Final answer
x = 195,487.02
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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.