Finding the Fourth Proportional to 237,409.08, 356,197.86 and 79,637.28
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Solution
The fourth proportional to 237,409.08, 356,197.86 and 79,637.28 is: 119,484.18
Step by Step Solution
- Step 1: Write the proportion equation
237,409.08 : 356,197.86 = 79,637.28 : x - Step 2: Convert to fraction form
237,409.08/356,197.86 = 79,637.28/x - Step 3: Cross multiply
237,409.08x = 356,197.86 × 79,637.28 - Step 4: Simplify right side
237,409.08x = 28,366,628,712.22 - Step 5: Solve for x
x = 28,366,628,712.22/237,409.08 - Step 6: Final answer
x = 119,484.18
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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.