Finding the Fourth Proportional to 185,058.56, 255,361.88 and 107,522.12
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Solution
The fourth proportional to 185,058.56, 255,361.88 and 107,522.12 is: 148,369.53
Step by Step Solution
- Step 1: Write the proportion equation
185,058.56 : 255,361.88 = 107,522.12 : x - Step 2: Convert to fraction form
185,058.56/255,361.88 = 107,522.12/x - Step 3: Cross multiply
185,058.56x = 255,361.88 × 107,522.12 - Step 4: Simplify right side
185,058.56x = 27,457,050,704.79 - Step 5: Solve for x
x = 27,457,050,704.79/185,058.56 - Step 6: Final answer
x = 148,369.53
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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.