Finding the Fourth Proportional to 133,617.80, 184,392.35 and 73,190.99
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Solution
The fourth proportional to 133,617.80, 184,392.35 and 73,190.99 is: 101,003.45
Step by Step Solution
- Step 1: Write the proportion equation
133,617.80 : 184,392.35 = 73,190.99 : x - Step 2: Convert to fraction form
133,617.80/184,392.35 = 73,190.99/x - Step 3: Cross multiply
133,617.80x = 184,392.35 × 73,190.99 - Step 4: Simplify right side
133,617.80x = 13,495,859,014.42 - Step 5: Solve for x
x = 13,495,859,014.42/133,617.80 - Step 6: Final answer
x = 101,003.45
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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.