Finding the Fourth Proportional to 154,803.41, 232,270.85 and 84,600.71
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Solution
The fourth proportional to 154,803.41, 232,270.85 and 84,600.71 is: 126,936.99
Step by Step Solution
- Step 1: Write the proportion equation
154,803.41 : 232,270.85 = 84,600.71 : x - Step 2: Convert to fraction form
154,803.41/232,270.85 = 84,600.71/x - Step 3: Cross multiply
154,803.41x = 232,270.85 × 84,600.71 - Step 4: Simplify right side
154,803.41x = 19,650,277,872.45 - Step 5: Solve for x
x = 19,650,277,872.45/154,803.41 - Step 6: Final answer
x = 126,936.99
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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.