Finding the Fourth Proportional to 94,038.49, 129,771.95 and 51,596.99
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Solution
The fourth proportional to 94,038.49, 129,771.95 and 51,596.99 is: 71,203.21
Step by Step Solution
- Step 1: Write the proportion equation
94,038.49 : 129,771.95 = 51,596.99 : x - Step 2: Convert to fraction form
94,038.49/129,771.95 = 51,596.99/x - Step 3: Cross multiply
94,038.49x = 129,771.95 × 51,596.99 - Step 4: Simplify right side
94,038.49x = 6,695,842,006.43 - Step 5: Solve for x
x = 6,695,842,006.43/94,038.49 - Step 6: Final answer
x = 71,203.21
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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.