Finding the Fourth Proportional to 156,953.70, 235,356.35 and 57,044.26
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Solution
The fourth proportional to 156,953.70, 235,356.35 and 57,044.26 is: 85,539.42
Step by Step Solution
- Step 1: Write the proportion equation
156,953.70 : 235,356.35 = 57,044.26 : x - Step 2: Convert to fraction form
156,953.70/235,356.35 = 57,044.26/x - Step 3: Cross multiply
156,953.70x = 235,356.35 × 57,044.26 - Step 4: Simplify right side
156,953.70x = 13,425,728,822.05 - Step 5: Solve for x
x = 13,425,728,822.05/156,953.70 - Step 6: Final answer
x = 85,539.42
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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.