Finding the Fourth Proportional to 114,267.29, 157,670.11 and 71,795.75
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Solution
The fourth proportional to 114,267.29, 157,670.11 and 71,795.75 is: 99,066.35
Step by Step Solution
- Step 1: Write the proportion equation
114,267.29 : 157,670.11 = 71,795.75 : x - Step 2: Convert to fraction form
114,267.29/157,670.11 = 71,795.75/x - Step 3: Cross multiply
114,267.29x = 157,670.11 × 71,795.75 - Step 4: Simplify right side
114,267.29x = 11,320,043,800.03 - Step 5: Solve for x
x = 11,320,043,800.03/114,267.29 - Step 6: Final answer
x = 99,066.35
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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.