Finding the Fourth Proportional to 134,887.70, 202,331.55 and 46,133.30
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Solution
The fourth proportional to 134,887.70, 202,331.55 and 46,133.30 is: 69,199.95
Step by Step Solution
- Step 1: Write the proportion equation
134,887.70 : 202,331.55 = 46,133.30 : x - Step 2: Convert to fraction form
134,887.70/202,331.55 = 46,133.30/x - Step 3: Cross multiply
134,887.70x = 202,331.55 × 46,133.30 - Step 4: Simplify right side
134,887.70x = 9,334,222,095.62 - Step 5: Solve for x
x = 9,334,222,095.62/134,887.70 - Step 6: Final answer
x = 69,199.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.