Finding the Fourth Proportional to 133,887.58, 184,776.82 and 73,469.99
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Solution
The fourth proportional to 133,887.58, 184,776.82 and 73,469.99 is: 101,395.15
Step by Step Solution
- Step 1: Write the proportion equation
133,887.58 : 184,776.82 = 73,469.99 : x - Step 2: Convert to fraction form
133,887.58/184,776.82 = 73,469.99/x - Step 3: Cross multiply
133,887.58x = 184,776.82 × 73,469.99 - Step 4: Simplify right side
133,887.58x = 13,575,551,395.90 - Step 5: Solve for x
x = 13,575,551,395.90/133,887.58 - Step 6: Final answer
x = 101,395.15
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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.