Finding the Fourth Proportional to 164,953.16, 247,720.46 and 122,844.68
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Solution
The fourth proportional to 164,953.16, 247,720.46 and 122,844.68 is: 184,483.53
Step by Step Solution
- Step 1: Write the proportion equation
164,953.16 : 247,720.46 = 122,844.68 : x - Step 2: Convert to fraction form
164,953.16/247,720.46 = 122,844.68/x - Step 3: Cross multiply
164,953.16x = 247,720.46 × 122,844.68 - Step 4: Simplify right side
164,953.16x = 30,431,140,638.15 - Step 5: Solve for x
x = 30,431,140,638.15/164,953.16 - Step 6: Final answer
x = 184,483.53
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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.