Finding the Fourth Proportional to 134,272.61, 185,292.51 and 73,843.26
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Solution
The fourth proportional to 134,272.61, 185,292.51 and 73,843.26 is: 101,901.66
Step by Step Solution
- Step 1: Write the proportion equation
134,272.61 : 185,292.51 = 73,843.26 : x - Step 2: Convert to fraction form
134,272.61/185,292.51 = 73,843.26/x - Step 3: Cross multiply
134,272.61x = 185,292.51 × 73,843.26 - Step 4: Simplify right side
134,272.61x = 13,682,602,124.07 - Step 5: Solve for x
x = 13,682,602,124.07/134,272.61 - Step 6: Final answer
x = 101,901.66
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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.