Finding the Fourth Proportional to 249,732.08, 344,630.24 and 136,554.80
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Solution
The fourth proportional to 249,732.08, 344,630.24 and 136,554.80 is: 188,445.61
Step by Step Solution
- Step 1: Write the proportion equation
249,732.08 : 344,630.24 = 136,554.80 : x - Step 2: Convert to fraction form
249,732.08/344,630.24 = 136,554.80/x - Step 3: Cross multiply
249,732.08x = 344,630.24 × 136,554.80 - Step 4: Simplify right side
249,732.08x = 47,060,913,497.15 - Step 5: Solve for x
x = 47,060,913,497.15/249,732.08 - Step 6: Final answer
x = 188,445.61
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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.