Finding the Fourth Proportional to 106,504.36, 146,975.04 and 58,758.08
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Solution
The fourth proportional to 106,504.36, 146,975.04 and 58,758.08 is: 81,085.61
Step by Step Solution
- Step 1: Write the proportion equation
106,504.36 : 146,975.04 = 58,758.08 : x - Step 2: Convert to fraction form
106,504.36/146,975.04 = 58,758.08/x - Step 3: Cross multiply
106,504.36x = 146,975.04 × 58,758.08 - Step 4: Simplify right side
106,504.36x = 8,635,971,158.32 - Step 5: Solve for x
x = 8,635,971,158.32/106,504.36 - Step 6: Final answer
x = 81,085.61
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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.