Finding the Fourth Proportional to 133,939.84, 184,837.34 and 73,510.96
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Solution
The fourth proportional to 133,939.84, 184,837.34 and 73,510.96 is: 101,445.32
Step by Step Solution
- Step 1: Write the proportion equation
133,939.84 : 184,837.34 = 73,510.96 : x - Step 2: Convert to fraction form
133,939.84/184,837.34 = 73,510.96/x - Step 3: Cross multiply
133,939.84x = 184,837.34 × 73,510.96 - Step 4: Simplify right side
133,939.84x = 13,587,570,307.25 - Step 5: Solve for x
x = 13,587,570,307.25/133,939.84 - Step 6: Final answer
x = 101,445.32
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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.