Finding the Fourth Proportional to 133,686.66, 184,487.82 and 73,247.70
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Solution
The fourth proportional to 133,686.66, 184,487.82 and 73,247.70 is: 101,081.95
Step by Step Solution
- Step 1: Write the proportion equation
133,686.66 : 184,487.82 = 73,247.70 : x - Step 2: Convert to fraction form
133,686.66/184,487.82 = 73,247.70/x - Step 3: Cross multiply
133,686.66x = 184,487.82 × 73,247.70 - Step 4: Simplify right side
133,686.66x = 13,513,308,493.01 - Step 5: Solve for x
x = 13,513,308,493.01/133,686.66 - Step 6: Final answer
x = 101,081.95
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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.