Finding the Fourth Proportional to 156,727.18, 235,107.18 and 51,554.35
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Solution
The fourth proportional to 156,727.18, 235,107.18 and 51,554.35 is: 77,336.92
Step by Step Solution
- Step 1: Write the proportion equation
156,727.18 : 235,107.18 = 51,554.35 : x - Step 2: Convert to fraction form
156,727.18/235,107.18 = 51,554.35/x - Step 3: Cross multiply
156,727.18x = 235,107.18 × 51,554.35 - Step 4: Simplify right side
156,727.18x = 12,120,797,845.23 - Step 5: Solve for x
x = 12,120,797,845.23/156,727.18 - Step 6: Final answer
x = 77,336.92
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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.