Finding the Fourth Proportional to 249,545.68, 344,408.16 and 158,872.68
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Solution
The fourth proportional to 249,545.68, 344,408.16 and 158,872.68 is: 219,266.66
Step by Step Solution
- Step 1: Write the proportion equation
249,545.68 : 344,408.16 = 158,872.68 : x - Step 2: Convert to fraction form
249,545.68/344,408.16 = 158,872.68/x - Step 3: Cross multiply
249,545.68x = 344,408.16 × 158,872.68 - Step 4: Simplify right side
249,545.68x = 54,717,047,393.07 - Step 5: Solve for x
x = 54,717,047,393.07/249,545.68 - Step 6: Final answer
x = 219,266.66
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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.