Finding the Fourth Proportional to 106,304.62, 159,460.57 and 56,317.09
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Solution
The fourth proportional to 106,304.62, 159,460.57 and 56,317.09 is: 84,477.56
Step by Step Solution
- Step 1: Write the proportion equation
106,304.62 : 159,460.57 = 56,317.09 : x - Step 2: Convert to fraction form
106,304.62/159,460.57 = 56,317.09/x - Step 3: Cross multiply
106,304.62x = 159,460.57 × 56,317.09 - Step 4: Simplify right side
106,304.62x = 8,980,355,272.14 - Step 5: Solve for x
x = 8,980,355,272.14/106,304.62 - Step 6: Final answer
x = 84,477.56
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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.