Finding the Fourth Proportional to 136,314.18, 204,497.28 and 47,593.08
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Solution
The fourth proportional to 136,314.18, 204,497.28 and 47,593.08 is: 71,398.70
Step by Step Solution
- Step 1: Write the proportion equation
136,314.18 : 204,497.28 = 47,593.08 : x - Step 2: Convert to fraction form
136,314.18/204,497.28 = 47,593.08/x - Step 3: Cross multiply
136,314.18x = 204,497.28 × 47,593.08 - Step 4: Simplify right side
136,314.18x = 9,732,655,406.82 - Step 5: Solve for x
x = 9,732,655,406.82/136,314.18 - Step 6: Final answer
x = 71,398.70
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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.