Finding the Fourth Proportional to 133,616.34, 184,390.62 and 73,187.99
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Solution
The fourth proportional to 133,616.34, 184,390.62 and 73,187.99 is: 100,999.46
Step by Step Solution
- Step 1: Write the proportion equation
133,616.34 : 184,390.62 = 73,187.99 : x - Step 2: Convert to fraction form
133,616.34/184,390.62 = 73,187.99/x - Step 3: Cross multiply
133,616.34x = 184,390.62 × 73,187.99 - Step 4: Simplify right side
133,616.34x = 13,495,178,852.65 - Step 5: Solve for x
x = 13,495,178,852.65/133,616.34 - Step 6: Final answer
x = 100,999.46
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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.