Finding the Fourth Proportional to 268,158.12, 370,058.26 and 147,301.44
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Solution
The fourth proportional to 268,158.12, 370,058.26 and 147,301.44 is: 203,276.02
Step by Step Solution
- Step 1: Write the proportion equation
268,158.12 : 370,058.26 = 147,301.44 : x - Step 2: Convert to fraction form
268,158.12/370,058.26 = 147,301.44/x - Step 3: Cross multiply
268,158.12x = 370,058.26 × 147,301.44 - Step 4: Simplify right side
268,158.12x = 54,510,114,581.89 - Step 5: Solve for x
x = 54,510,114,581.89/268,158.12 - Step 6: Final answer
x = 203,276.02
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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.