Finding the Fourth Proportional to 96,869.61, 145,304.21 and 26,748.72
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Solution
The fourth proportional to 96,869.61, 145,304.21 and 26,748.72 is: 40,123.02
Step by Step Solution
- Step 1: Write the proportion equation
96,869.61 : 145,304.21 = 26,748.72 : x - Step 2: Convert to fraction form
96,869.61/145,304.21 = 26,748.72/x - Step 3: Cross multiply
96,869.61x = 145,304.21 × 26,748.72 - Step 4: Simplify right side
96,869.61x = 3,886,701,628.11 - Step 5: Solve for x
x = 3,886,701,628.11/96,869.61 - Step 6: Final answer
x = 40,123.02
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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.