Finding the Fourth Proportional to 187,892.08, 259,276.68 and 107,308.48
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Solution
The fourth proportional to 187,892.08, 259,276.68 and 107,308.48 is: 148,077.48
Step by Step Solution
- Step 1: Write the proportion equation
187,892.08 : 259,276.68 = 107,308.48 : x - Step 2: Convert to fraction form
187,892.08/259,276.68 = 107,308.48/x - Step 3: Cross multiply
187,892.08x = 259,276.68 × 107,308.48 - Step 4: Simplify right side
187,892.08x = 27,822,586,430.25 - Step 5: Solve for x
x = 27,822,586,430.25/187,892.08 - Step 6: Final answer
x = 148,077.48
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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.