Finding the Fourth Proportional to 234,031.93, 322,963.09 and 126,601.70
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Solution
The fourth proportional to 234,031.93, 322,963.09 and 126,601.70 is: 174,709.81
Step by Step Solution
- Step 1: Write the proportion equation
234,031.93 : 322,963.09 = 126,601.70 : x - Step 2: Convert to fraction form
234,031.93/322,963.09 = 126,601.70/x - Step 3: Cross multiply
234,031.93x = 322,963.09 × 126,601.70 - Step 4: Simplify right side
234,031.93x = 40,887,674,299.93 - Step 5: Solve for x
x = 40,887,674,299.93/234,031.93 - Step 6: Final answer
x = 174,709.81
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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.