Finding the Fourth Proportional to 121,250.36, 181,880.38 and 62,070.12
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Solution
The fourth proportional to 121,250.36, 181,880.38 and 62,070.12 is: 93,107.66
Step by Step Solution
- Step 1: Write the proportion equation
121,250.36 : 181,880.38 = 62,070.12 : x - Step 2: Convert to fraction form
121,250.36/181,880.38 = 62,070.12/x - Step 3: Cross multiply
121,250.36x = 181,880.38 × 62,070.12 - Step 4: Simplify right side
121,250.36x = 11,289,337,012.25 - Step 5: Solve for x
x = 11,289,337,012.25/121,250.36 - Step 6: Final answer
x = 93,107.66
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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.