Finding the Fourth Proportional to 197,010.48, 271,873.08 and 107,586.48
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Solution
The fourth proportional to 197,010.48, 271,873.08 and 107,586.48 is: 148,468.59
Step by Step Solution
- Step 1: Write the proportion equation
197,010.48 : 271,873.08 = 107,586.48 : x - Step 2: Convert to fraction form
197,010.48/271,873.08 = 107,586.48/x - Step 3: Cross multiply
197,010.48x = 271,873.08 × 107,586.48 - Step 4: Simplify right side
197,010.48x = 29,249,867,683.96 - Step 5: Solve for x
x = 29,249,867,683.96/197,010.48 - Step 6: Final answer
x = 148,468.59
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1.5x scale
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.