Finding the Fourth Proportional to 236,392.10, 326,263.41 and 140,904.98
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Solution
The fourth proportional to 236,392.10, 326,263.41 and 140,904.98 is: 194,474.09
Step by Step Solution
- Step 1: Write the proportion equation
236,392.10 : 326,263.41 = 140,904.98 : x - Step 2: Convert to fraction form
236,392.10/326,263.41 = 140,904.98/x - Step 3: Cross multiply
236,392.10x = 326,263.41 × 140,904.98 - Step 4: Simplify right side
236,392.10x = 45,972,139,260.78 - Step 5: Solve for x
x = 45,972,139,260.78/236,392.10 - Step 6: Final answer
x = 194,474.09
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1.5x scale
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.