Finding the Fourth Proportional to 165,914.99, 249,121.71 and 94,917.79
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Solution
The fourth proportional to 165,914.99, 249,121.71 and 94,917.79 is: 142,519.26
Step by Step Solution
- Step 1: Write the proportion equation
165,914.99 : 249,121.71 = 94,917.79 : x - Step 2: Convert to fraction form
165,914.99/249,121.71 = 94,917.79/x - Step 3: Cross multiply
165,914.99x = 249,121.71 × 94,917.79 - Step 4: Simplify right side
165,914.99x = 23,646,082,154.22 - Step 5: Solve for x
x = 23,646,082,154.22/165,914.99 - Step 6: Final answer
x = 142,519.26
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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.