Finding the Fourth Proportional to 186,249.84, 257,029.44 and 101,371.68
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Solution
The fourth proportional to 186,249.84, 257,029.44 and 101,371.68 is: 139,895.46
Step by Step Solution
- Step 1: Write the proportion equation
186,249.84 : 257,029.44 = 101,371.68 : x - Step 2: Convert to fraction form
186,249.84/257,029.44 = 101,371.68/x - Step 3: Cross multiply
186,249.84x = 257,029.44 × 101,371.68 - Step 4: Simplify right side
186,249.84x = 26,055,506,142.26 - Step 5: Solve for x
x = 26,055,506,142.26/186,249.84 - Step 6: Final answer
x = 139,895.46
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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.