Finding the Fourth Proportional to 251,039.30, 346,334.06 and 160,371.74
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Solution
The fourth proportional to 251,039.30, 346,334.06 and 160,371.74 is: 221,249.02
Step by Step Solution
- Step 1: Write the proportion equation
251,039.30 : 346,334.06 = 160,371.74 : x - Step 2: Convert to fraction form
251,039.30/346,334.06 = 160,371.74/x - Step 3: Cross multiply
251,039.30x = 346,334.06 × 160,371.74 - Step 4: Simplify right side
251,039.30x = 55,542,197,090.23 - Step 5: Solve for x
x = 55,542,197,090.23/251,039.30 - Step 6: Final answer
x = 221,249.02
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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.