Finding the Fourth Proportional to 249,491.49, 344,298.36 and 134,770.12
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Solution
The fourth proportional to 249,491.49, 344,298.36 and 134,770.12 is: 185,982.82
Step by Step Solution
- Step 1: Write the proportion equation
249,491.49 : 344,298.36 = 134,770.12 : x - Step 2: Convert to fraction form
249,491.49/344,298.36 = 134,770.12/x - Step 3: Cross multiply
249,491.49x = 344,298.36 × 134,770.12 - Step 4: Simplify right side
249,491.49x = 46,401,131,293.00 - Step 5: Solve for x
x = 46,401,131,293.00/249,491.49 - Step 6: Final answer
x = 185,982.82
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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.