Finding the Fourth Proportional to 75,374.08, 113,063.52 and 37,913.68
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Solution
The fourth proportional to 75,374.08, 113,063.52 and 37,913.68 is: 56,871.73
Step by Step Solution
- Step 1: Write the proportion equation
75,374.08 : 113,063.52 = 37,913.68 : x - Step 2: Convert to fraction form
75,374.08/113,063.52 = 37,913.68/x - Step 3: Cross multiply
75,374.08x = 113,063.52 × 37,913.68 - Step 4: Simplify right side
75,374.08x = 4,286,654,116.95 - Step 5: Solve for x
x = 4,286,654,116.95/75,374.08 - Step 6: Final answer
x = 56,871.73
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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.