Finding the Fourth Proportional to 203,064.17, 304,875.77 and 103,291.88
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Solution
The fourth proportional to 203,064.17, 304,875.77 and 103,291.88 is: 155,079.99
Step by Step Solution
- Step 1: Write the proportion equation
203,064.17 : 304,875.77 = 103,291.88 : x - Step 2: Convert to fraction form
203,064.17/304,875.77 = 103,291.88/x - Step 3: Cross multiply
203,064.17x = 304,875.77 × 103,291.88 - Step 4: Simplify right side
203,064.17x = 31,491,189,408.91 - Step 5: Solve for x
x = 31,491,189,408.91/203,064.17 - Step 6: Final answer
x = 155,079.99
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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.