Finding the Fourth Proportional to 74,832.75, 112,267.62 and 22,242.02
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Solution
The fourth proportional to 74,832.75, 112,267.62 and 22,242.02 is: 33,368.52
Step by Step Solution
- Step 1: Write the proportion equation
74,832.75 : 112,267.62 = 22,242.02 : x - Step 2: Convert to fraction form
74,832.75/112,267.62 = 22,242.02/x - Step 3: Cross multiply
74,832.75x = 112,267.62 × 22,242.02 - Step 4: Simplify right side
74,832.75x = 2,497,058,088.05 - Step 5: Solve for x
x = 2,497,058,088.05/74,832.75 - Step 6: Final answer
x = 33,368.52
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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.