Finding the Fourth Proportional to 237,417.64, 327,636.36 and 129,987.68
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Solution
The fourth proportional to 237,417.64, 327,636.36 and 129,987.68 is: 179,383.01
Step by Step Solution
- Step 1: Write the proportion equation
237,417.64 : 327,636.36 = 129,987.68 : x - Step 2: Convert to fraction form
237,417.64/327,636.36 = 129,987.68/x - Step 3: Cross multiply
237,417.64x = 327,636.36 × 129,987.68 - Step 4: Simplify right side
237,417.64x = 42,588,690,320.04 - Step 5: Solve for x
x = 42,588,690,320.04/237,417.64 - Step 6: Final answer
x = 179,383.01
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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.