Finding the Fourth Proportional to 114,129.14, 157,498.09 and 63,828.14
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Solution
The fourth proportional to 114,129.14, 157,498.09 and 63,828.14 is: 88,082.76
Step by Step Solution
- Step 1: Write the proportion equation
114,129.14 : 157,498.09 = 63,828.14 : x - Step 2: Convert to fraction form
114,129.14/157,498.09 = 63,828.14/x - Step 3: Cross multiply
114,129.14x = 157,498.09 × 63,828.14 - Step 4: Simplify right side
114,129.14x = 10,052,809,191.19 - Step 5: Solve for x
x = 10,052,809,191.19/114,129.14 - Step 6: Final answer
x = 88,082.76
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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.