Finding the Fourth Proportional to 180,568.11, 249,117.08 and 116,940.99
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Solution
The fourth proportional to 180,568.11, 249,117.08 and 116,940.99 is: 161,335.23
Step by Step Solution
- Step 1: Write the proportion equation
180,568.11 : 249,117.08 = 116,940.99 : x - Step 2: Convert to fraction form
180,568.11/249,117.08 = 116,940.99/x - Step 3: Cross multiply
180,568.11x = 249,117.08 × 116,940.99 - Step 4: Simplify right side
180,568.11x = 29,131,997,376.40 - Step 5: Solve for x
x = 29,131,997,376.40/180,568.11 - Step 6: Final answer
x = 161,335.23
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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.