Finding the Fourth Proportional to 114,570.16, 171,814.23 and 39,670.19
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Solution
The fourth proportional to 114,570.16, 171,814.23 and 39,670.19 is: 59,491.09
Step by Step Solution
- Step 1: Write the proportion equation
114,570.16 : 171,814.23 = 39,670.19 : x - Step 2: Convert to fraction form
114,570.16/171,814.23 = 39,670.19/x - Step 3: Cross multiply
114,570.16x = 171,814.23 × 39,670.19 - Step 4: Simplify right side
114,570.16x = 6,815,903,578.34 - Step 5: Solve for x
x = 6,815,903,578.34/114,570.16 - Step 6: Final answer
x = 59,491.09
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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.