Finding the Fourth Proportional to 153,337.74, 229,940.98 and 53,468.38
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Solution
The fourth proportional to 153,337.74, 229,940.98 and 53,468.38 is: 80,179.69
Step by Step Solution
- Step 1: Write the proportion equation
153,337.74 : 229,940.98 = 53,468.38 : x - Step 2: Convert to fraction form
153,337.74/229,940.98 = 53,468.38/x - Step 3: Cross multiply
153,337.74x = 229,940.98 × 53,468.38 - Step 4: Simplify right side
153,337.74x = 12,294,571,696.21 - Step 5: Solve for x
x = 12,294,571,696.21/153,337.74 - Step 6: Final answer
x = 80,179.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.