Finding the Fourth Proportional to 286,523.59, 429,518.17 and 96,851.99
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Solution
The fourth proportional to 286,523.59, 429,518.17 and 96,851.99 is: 145,187.65
Step by Step Solution
- Step 1: Write the proportion equation
286,523.59 : 429,518.17 = 96,851.99 : x - Step 2: Convert to fraction form
286,523.59/429,518.17 = 96,851.99/x - Step 3: Cross multiply
286,523.59x = 429,518.17 × 96,851.99 - Step 4: Simplify right side
286,523.59x = 41,599,687,115.94 - Step 5: Solve for x
x = 41,599,687,115.94/286,523.59 - Step 6: Final answer
x = 145,187.65
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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.