Finding the Fourth Proportional to 133,836.95, 184,695.26 and 73,408.09
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Solution
The fourth proportional to 133,836.95, 184,695.26 and 73,408.09 is: 101,303.30
Step by Step Solution
- Step 1: Write the proportion equation
133,836.95 : 184,695.26 = 73,408.09 : x - Step 2: Convert to fraction form
133,836.95/184,695.26 = 73,408.09/x - Step 3: Cross multiply
133,836.95x = 184,695.26 × 73,408.09 - Step 4: Simplify right side
133,836.95x = 13,558,124,978.14 - Step 5: Solve for x
x = 13,558,124,978.14/133,836.95 - Step 6: Final answer
x = 101,303.30
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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.