Finding the Fourth Proportional to 68,499.63, 102,749.64 and 26,946.63
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Solution
The fourth proportional to 68,499.63, 102,749.64 and 26,946.63 is: 40,420.02
Step by Step Solution
- Step 1: Write the proportion equation
68,499.63 : 102,749.64 = 26,946.63 : x - Step 2: Convert to fraction form
68,499.63/102,749.64 = 26,946.63/x - Step 3: Cross multiply
68,499.63x = 102,749.64 × 26,946.63 - Step 4: Simplify right side
68,499.63x = 2,768,756,531.71 - Step 5: Solve for x
x = 2,768,756,531.71/68,499.63 - Step 6: Final answer
x = 40,420.02
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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.