Finding the Fourth Proportional to 108,593.37, 149,864.85 and 60,862.05
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Solution
The fourth proportional to 108,593.37, 149,864.85 and 60,862.05 is: 83,992.99
Step by Step Solution
- Step 1: Write the proportion equation
108,593.37 : 149,864.85 = 60,862.05 : x - Step 2: Convert to fraction form
108,593.37/149,864.85 = 60,862.05/x - Step 3: Cross multiply
108,593.37x = 149,864.85 × 60,862.05 - Step 4: Simplify right side
108,593.37x = 9,121,081,993.94 - Step 5: Solve for x
x = 9,121,081,993.94/108,593.37 - Step 6: Final answer
x = 83,992.99
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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.