Finding the Fourth Proportional to 75,822.68, 113,748.60 and 29,071.91
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Solution
The fourth proportional to 75,822.68, 113,748.60 and 29,071.91 is: 43,613.45
Step by Step Solution
- Step 1: Write the proportion equation
75,822.68 : 113,748.60 = 29,071.91 : x - Step 2: Convert to fraction form
75,822.68/113,748.60 = 29,071.91/x - Step 3: Cross multiply
75,822.68x = 113,748.60 × 29,071.91 - Step 4: Simplify right side
75,822.68x = 3,306,888,347.72 - Step 5: Solve for x
x = 3,306,888,347.72/75,822.68 - Step 6: Final answer
x = 43,613.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.