Finding the Fourth Proportional to 114,175.77, 157,558.68 and 63,190.65
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Solution
The fourth proportional to 114,175.77, 157,558.68 and 63,190.65 is: 87,200.95
Step by Step Solution
- Step 1: Write the proportion equation
114,175.77 : 157,558.68 = 63,190.65 : x - Step 2: Convert to fraction form
114,175.77/157,558.68 = 63,190.65/x - Step 3: Cross multiply
114,175.77x = 157,558.68 × 63,190.65 - Step 4: Simplify right side
114,175.77x = 9,956,235,402.34 - Step 5: Solve for x
x = 9,956,235,402.34/114,175.77 - Step 6: Final answer
x = 87,200.95
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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.