Finding the Fourth Proportional to 242,603.23, 334,788.01 and 135,170.95
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Solution
The fourth proportional to 242,603.23, 334,788.01 and 135,170.95 is: 186,533.44
Step by Step Solution
- Step 1: Write the proportion equation
242,603.23 : 334,788.01 = 135,170.95 : x - Step 2: Convert to fraction form
242,603.23/334,788.01 = 135,170.95/x - Step 3: Cross multiply
242,603.23x = 334,788.01 × 135,170.95 - Step 4: Simplify right side
242,603.23x = 45,253,614,134.90 - Step 5: Solve for x
x = 45,253,614,134.90/242,603.23 - Step 6: Final answer
x = 186,533.44
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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.