Finding the Fourth Proportional to 165,913.99, 249,120.21 and 94,916.79
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Solution
The fourth proportional to 165,913.99, 249,120.21 and 94,916.79 is: 142,517.76
Step by Step Solution
- Step 1: Write the proportion equation
165,913.99 : 249,120.21 = 94,916.79 : x - Step 2: Convert to fraction form
165,913.99/249,120.21 = 94,916.79/x - Step 3: Cross multiply
165,913.99x = 249,120.21 × 94,916.79 - Step 4: Simplify right side
165,913.99x = 23,645,690,657.33 - Step 5: Solve for x
x = 23,645,690,657.33/165,913.99 - Step 6: Final answer
x = 142,517.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.