Finding the Fourth Proportional to 68,386.19, 102,546.43 and 32,332.62
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Solution
The fourth proportional to 68,386.19, 102,546.43 and 32,332.62 is: 48,483.40
Step by Step Solution
- Step 1: Write the proportion equation
68,386.19 : 102,546.43 = 32,332.62 : x - Step 2: Convert to fraction form
68,386.19/102,546.43 = 32,332.62/x - Step 3: Cross multiply
68,386.19x = 102,546.43 × 32,332.62 - Step 4: Simplify right side
68,386.19x = 3,315,594,753.55 - Step 5: Solve for x
x = 3,315,594,753.55/68,386.19 - Step 6: Final answer
x = 48,483.40
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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.