Finding the Fourth Proportional to 249,543.08, 344,369.76 and 136,365.92
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Solution
The fourth proportional to 249,543.08, 344,369.76 and 136,365.92 is: 188,185.14
Step by Step Solution
- Step 1: Write the proportion equation
249,543.08 : 344,369.76 = 136,365.92 : x - Step 2: Convert to fraction form
249,543.08/344,369.76 = 136,365.92/x - Step 3: Cross multiply
249,543.08x = 344,369.76 × 136,365.92 - Step 4: Simplify right side
249,543.08x = 46,960,299,142.58 - Step 5: Solve for x
x = 46,960,299,142.58/249,543.08 - Step 6: Final answer
x = 188,185.14
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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.