Finding the Fourth Proportional to 157,469.60, 236,204.40 and 97,545.80
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Solution
The fourth proportional to 157,469.60, 236,204.40 and 97,545.80 is: 146,318.70
Step by Step Solution
- Step 1: Write the proportion equation
157,469.60 : 236,204.40 = 97,545.80 : x - Step 2: Convert to fraction form
157,469.60/236,204.40 = 97,545.80/x - Step 3: Cross multiply
157,469.60x = 236,204.40 × 97,545.80 - Step 4: Simplify right side
157,469.60x = 23,040,747,161.52 - Step 5: Solve for x
x = 23,040,747,161.52/157,469.60 - Step 6: Final answer
x = 146,318.70
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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.