Finding the Fourth Proportional to 94,035.12, 129,768.58 and 51,593.82
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Solution
The fourth proportional to 94,035.12, 129,768.58 and 51,593.82 is: 71,199.53
Step by Step Solution
- Step 1: Write the proportion equation
94,035.12 : 129,768.58 = 51,593.82 : x - Step 2: Convert to fraction form
94,035.12/129,768.58 = 51,593.82/x - Step 3: Cross multiply
94,035.12x = 129,768.58 × 51,593.82 - Step 4: Simplify right side
94,035.12x = 6,695,256,758.18 - Step 5: Solve for x
x = 6,695,256,758.18/94,035.12 - Step 6: Final answer
x = 71,199.53
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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.