Finding the Fourth Proportional to 236,515.36, 326,395.04 and 141,077.92
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Solution
The fourth proportional to 236,515.36, 326,395.04 and 141,077.92 is: 194,689.82
Step by Step Solution
- Step 1: Write the proportion equation
236,515.36 : 326,395.04 = 141,077.92 : x - Step 2: Convert to fraction form
236,515.36/326,395.04 = 141,077.92/x - Step 3: Cross multiply
236,515.36x = 326,395.04 × 141,077.92 - Step 4: Simplify right side
236,515.36x = 46,047,133,341.52 - Step 5: Solve for x
x = 46,047,133,341.52/236,515.36 - Step 6: Final answer
x = 194,689.82
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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.