Finding the Fourth Proportional to 167,545.80, 251,318.70 and 56,737.80
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Solution
The fourth proportional to 167,545.80, 251,318.70 and 56,737.80 is: 85,106.70
Step by Step Solution
- Step 1: Write the proportion equation
167,545.80 : 251,318.70 = 56,737.80 : x - Step 2: Convert to fraction form
167,545.80/251,318.70 = 56,737.80/x - Step 3: Cross multiply
167,545.80x = 251,318.70 × 56,737.80 - Step 4: Simplify right side
167,545.80x = 14,259,270,136.86 - Step 5: Solve for x
x = 14,259,270,136.86/167,545.80 - Step 6: Final answer
x = 85,106.70
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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.