Finding the Fourth Proportional to 249,692.24, 344,575.24 and 136,514.96
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Solution
The fourth proportional to 249,692.24, 344,575.24 and 136,514.96 is: 188,390.62
Step by Step Solution
- Step 1: Write the proportion equation
249,692.24 : 344,575.24 = 136,514.96 : x - Step 2: Convert to fraction form
249,692.24/344,575.24 = 136,514.96/x - Step 3: Cross multiply
249,692.24x = 344,575.24 × 136,514.96 - Step 4: Simplify right side
249,692.24x = 47,039,675,105.59 - Step 5: Solve for x
x = 47,039,675,105.59/249,692.24 - Step 6: Final answer
x = 188,390.62
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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.