Finding the Fourth Proportional to 249,414.81, 344,209.80 and 141,984.82
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Solution
The fourth proportional to 249,414.81, 344,209.80 and 141,984.82 is: 195,948.94
Step by Step Solution
- Step 1: Write the proportion equation
249,414.81 : 344,209.80 = 141,984.82 : x - Step 2: Convert to fraction form
249,414.81/344,209.80 = 141,984.82/x - Step 3: Cross multiply
249,414.81x = 344,209.80 × 141,984.82 - Step 4: Simplify right side
249,414.81x = 48,872,566,495.24 - Step 5: Solve for x
x = 48,872,566,495.24/249,414.81 - Step 6: Final answer
x = 195,948.94
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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.