Finding the Fourth Proportional to 133,554.99, 184,305.86 and 73,125.62
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Solution
The fourth proportional to 133,554.99, 184,305.86 and 73,125.62 is: 100,913.33
Step by Step Solution
- Step 1: Write the proportion equation
133,554.99 : 184,305.86 = 73,125.62 : x - Step 2: Convert to fraction form
133,554.99/184,305.86 = 73,125.62/x - Step 3: Cross multiply
133,554.99x = 184,305.86 × 73,125.62 - Step 4: Simplify right side
133,554.99x = 13,477,478,994.98 - Step 5: Solve for x
x = 13,477,478,994.98/133,554.99 - Step 6: Final answer
x = 100,913.33
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1.5x scale
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.