Finding the Fourth Proportional to 146,475.60, 202,106.52 and 86,056.08
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Solution
The fourth proportional to 146,475.60, 202,106.52 and 86,056.08 is: 118,739.88
Step by Step Solution
- Step 1: Write the proportion equation
146,475.60 : 202,106.52 = 86,056.08 : x - Step 2: Convert to fraction form
146,475.60/202,106.52 = 86,056.08/x - Step 3: Cross multiply
146,475.60x = 202,106.52 × 86,056.08 - Step 4: Simplify right side
146,475.60x = 17,392,494,853.64 - Step 5: Solve for x
x = 17,392,494,853.64/146,475.60 - Step 6: Final answer
x = 118,739.88
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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.