Finding the Fourth Proportional to 249,545.76, 344,377.80 and 136,366.08
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Solution
The fourth proportional to 249,545.76, 344,377.80 and 136,366.08 is: 188,187.73
Step by Step Solution
- Step 1: Write the proportion equation
249,545.76 : 344,377.80 = 136,366.08 : x - Step 2: Convert to fraction form
249,545.76/344,377.80 = 136,366.08/x - Step 3: Cross multiply
249,545.76x = 344,377.80 × 136,366.08 - Step 4: Simplify right side
249,545.76x = 46,961,450,625.02 - Step 5: Solve for x
x = 46,961,450,625.02/249,545.76 - Step 6: Final answer
x = 188,187.73
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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.