Finding the Fourth Proportional to 154,902.21, 232,334.86 and 42,593.84
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Solution
The fourth proportional to 154,902.21, 232,334.86 and 42,593.84 is: 63,885.69
Step by Step Solution
- Step 1: Write the proportion equation
154,902.21 : 232,334.86 = 42,593.84 : x - Step 2: Convert to fraction form
154,902.21/232,334.86 = 42,593.84/x - Step 3: Cross multiply
154,902.21x = 232,334.86 × 42,593.84 - Step 4: Simplify right side
154,902.21x = 9,896,033,853.26 - Step 5: Solve for x
x = 9,896,033,853.26/154,902.21 - Step 6: Final answer
x = 63,885.69
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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.