Finding the Fourth Proportional to 187,545.63, 281,318.45 and 56,217.63
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Solution
The fourth proportional to 187,545.63, 281,318.45 and 56,217.63 is: 84,326.45
Step by Step Solution
- Step 1: Write the proportion equation
187,545.63 : 281,318.45 = 56,217.63 : x - Step 2: Convert to fraction form
187,545.63/281,318.45 = 56,217.63/x - Step 3: Cross multiply
187,545.63x = 281,318.45 × 56,217.63 - Step 4: Simplify right side
187,545.63x = 15,815,056,534.27 - Step 5: Solve for x
x = 15,815,056,534.27/187,545.63 - Step 6: Final answer
x = 84,326.45
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1.5x scale
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.