Finding the Fourth Proportional to 93,575.20, 129,134.67 and 51,134.63
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Solution
The fourth proportional to 93,575.20, 129,134.67 and 51,134.63 is: 70,566.28
Step by Step Solution
- Step 1: Write the proportion equation
93,575.20 : 129,134.67 = 51,134.63 : x - Step 2: Convert to fraction form
93,575.20/129,134.67 = 51,134.63/x - Step 3: Cross multiply
93,575.20x = 129,134.67 × 51,134.63 - Step 4: Simplify right side
93,575.20x = 6,603,253,570.62 - Step 5: Solve for x
x = 6,603,253,570.62/93,575.20 - Step 6: Final answer
x = 70,566.28
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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.