Finding the Fourth Proportional to 104,994.78, 157,402.97 and 48,867.48
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Solution
The fourth proportional to 104,994.78, 157,402.97 and 48,867.48 is: 73,259.70
Step by Step Solution
- Step 1: Write the proportion equation
104,994.78 : 157,402.97 = 48,867.48 : x - Step 2: Convert to fraction form
104,994.78/157,402.97 = 48,867.48/x - Step 3: Cross multiply
104,994.78x = 157,402.97 × 48,867.48 - Step 4: Simplify right side
104,994.78x = 7,691,886,244.08 - Step 5: Solve for x
x = 7,691,886,244.08/104,994.78 - Step 6: Final answer
x = 73,259.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.