Finding the Fourth Proportional to 75,010.22, 103,465.31 and 48,110.12
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Solution
The fourth proportional to 75,010.22, 103,465.31 and 48,110.12 is: 66,360.66
Step by Step Solution
- Step 1: Write the proportion equation
75,010.22 : 103,465.31 = 48,110.12 : x - Step 2: Convert to fraction form
75,010.22/103,465.31 = 48,110.12/x - Step 3: Cross multiply
75,010.22x = 103,465.31 × 48,110.12 - Step 4: Simplify right side
75,010.22x = 4,977,727,722.06 - Step 5: Solve for x
x = 4,977,727,722.06/75,010.22 - Step 6: Final answer
x = 66,360.66
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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.