Finding the Fourth Proportional to 48,325.08, 66,752.48 and 40,284.99
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Solution
The fourth proportional to 48,325.08, 66,752.48 and 40,284.99 is: 55,646.53
Step by Step Solution
- Step 1: Write the proportion equation
48,325.08 : 66,752.48 = 40,284.99 : x - Step 2: Convert to fraction form
48,325.08/66,752.48 = 40,284.99/x - Step 3: Cross multiply
48,325.08x = 66,752.48 × 40,284.99 - Step 4: Simplify right side
48,325.08x = 2,689,122,989.28 - Step 5: Solve for x
x = 2,689,122,989.28/48,325.08 - Step 6: Final answer
x = 55,646.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.