Finding the Fourth Proportional to 148,737.42, 223,194.77 and 53,974.99
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Solution
The fourth proportional to 148,737.42, 223,194.77 and 53,974.99 is: 80,994.65
Step by Step Solution
- Step 1: Write the proportion equation
148,737.42 : 223,194.77 = 53,974.99 : x - Step 2: Convert to fraction form
148,737.42/223,194.77 = 53,974.99/x - Step 3: Cross multiply
148,737.42x = 223,194.77 × 53,974.99 - Step 4: Simplify right side
148,737.42x = 12,046,935,055.75 - Step 5: Solve for x
x = 12,046,935,055.75/148,737.42 - Step 6: Final answer
x = 80,994.65
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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.