Finding the Fourth Proportional to 146,197.96, 201,741.06 and 85,762.28
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Solution
The fourth proportional to 146,197.96, 201,741.06 and 85,762.28 is: 118,344.83
Step by Step Solution
- Step 1: Write the proportion equation
146,197.96 : 201,741.06 = 85,762.28 : x - Step 2: Convert to fraction form
146,197.96/201,741.06 = 85,762.28/x - Step 3: Cross multiply
146,197.96x = 201,741.06 × 85,762.28 - Step 4: Simplify right side
146,197.96x = 17,301,773,275.22 - Step 5: Solve for x
x = 17,301,773,275.22/146,197.96 - Step 6: Final answer
x = 118,344.83
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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.