Finding the Fourth Proportional to 249,088.44, 343,749.62 and 141,673.92
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Solution
The fourth proportional to 249,088.44, 343,749.62 and 141,673.92 is: 195,514.32
Step by Step Solution
- Step 1: Write the proportion equation
249,088.44 : 343,749.62 = 141,673.92 : x - Step 2: Convert to fraction form
249,088.44/343,749.62 = 141,673.92/x - Step 3: Cross multiply
249,088.44x = 343,749.62 × 141,673.92 - Step 4: Simplify right side
249,088.44x = 48,700,356,163.91 - Step 5: Solve for x
x = 48,700,356,163.91/249,088.44 - Step 6: Final answer
x = 195,514.32
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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.