Finding the Fourth Proportional to 114,362.64, 171,501.84 and 39,463.68
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Solution
The fourth proportional to 114,362.64, 171,501.84 and 39,463.68 is: 59,180.99
Step by Step Solution
- Step 1: Write the proportion equation
114,362.64 : 171,501.84 = 39,463.68 : x - Step 2: Convert to fraction form
114,362.64/171,501.84 = 39,463.68/x - Step 3: Cross multiply
114,362.64x = 171,501.84 × 39,463.68 - Step 4: Simplify right side
114,362.64x = 6,768,093,733.17 - Step 5: Solve for x
x = 6,768,093,733.17/114,362.64 - Step 6: Final answer
x = 59,180.99
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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.