Finding the Fourth Proportional to 249,092.07, 343,754.63 and 141,677.55
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Solution
The fourth proportional to 249,092.07, 343,754.63 and 141,677.55 is: 195,519.32
Step by Step Solution
- Step 1: Write the proportion equation
249,092.07 : 343,754.63 = 141,677.55 : x - Step 2: Convert to fraction form
249,092.07/343,754.63 = 141,677.55/x - Step 3: Cross multiply
249,092.07x = 343,754.63 × 141,677.55 - Step 4: Simplify right side
249,092.07x = 48,702,313,071.17 - Step 5: Solve for x
x = 48,702,313,071.17/249,092.07 - Step 6: Final answer
x = 195,519.32
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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.