Finding the Fourth Proportional to 239,373.42, 330,337.62 and 131,947.62
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Solution
The fourth proportional to 239,373.42, 330,337.62 and 131,947.62 is: 182,088.98
Step by Step Solution
- Step 1: Write the proportion equation
239,373.42 : 330,337.62 = 131,947.62 : x - Step 2: Convert to fraction form
239,373.42/330,337.62 = 131,947.62/x - Step 3: Cross multiply
239,373.42x = 330,337.62 × 131,947.62 - Step 4: Simplify right side
239,373.42x = 43,587,262,755.46 - Step 5: Solve for x
x = 43,587,262,755.46/239,373.42 - Step 6: Final answer
x = 182,088.98
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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.