Finding the Fourth Proportional to 68,407.70, 102,621.81 and 24,026.63
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Solution
The fourth proportional to 68,407.70, 102,621.81 and 24,026.63 is: 36,043.55
Step by Step Solution
- Step 1: Write the proportion equation
68,407.70 : 102,621.81 = 24,026.63 : x - Step 2: Convert to fraction form
68,407.70/102,621.81 = 24,026.63/x - Step 3: Cross multiply
68,407.70x = 102,621.81 × 24,026.63 - Step 4: Simplify right side
68,407.70x = 2,465,656,258.80 - Step 5: Solve for x
x = 2,465,656,258.80/68,407.70 - Step 6: Final answer
x = 36,043.55
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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.