Finding the Fourth Proportional to 254,592.60, 381,307.18 and 121,566.03
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Solution
The fourth proportional to 254,592.60, 381,307.18 and 121,566.03 is: 182,071.28
Step by Step Solution
- Step 1: Write the proportion equation
254,592.60 : 381,307.18 = 121,566.03 : x - Step 2: Convert to fraction form
254,592.60/381,307.18 = 121,566.03/x - Step 3: Cross multiply
254,592.60x = 381,307.18 × 121,566.03 - Step 4: Simplify right side
254,592.60x = 46,354,000,083.10 - Step 5: Solve for x
x = 46,354,000,083.10/254,592.60 - Step 6: Final answer
x = 182,071.28
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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.