Finding the Fourth Proportional to 148,209.23, 204,528.86 and 80,225.99
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Solution
The fourth proportional to 148,209.23, 204,528.86 and 80,225.99 is: 110,711.93
Step by Step Solution
- Step 1: Write the proportion equation
148,209.23 : 204,528.86 = 80,225.99 : x - Step 2: Convert to fraction form
148,209.23/204,528.86 = 80,225.99/x - Step 3: Cross multiply
148,209.23x = 204,528.86 × 80,225.99 - Step 4: Simplify right side
148,209.23x = 16,408,530,270.73 - Step 5: Solve for x
x = 16,408,530,270.73/148,209.23 - Step 6: Final answer
x = 110,711.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.