Finding the Fourth Proportional to 239,767.23, 330,881.18 and 132,334.91
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Solution
The fourth proportional to 239,767.23, 330,881.18 and 132,334.91 is: 182,623.49
Step by Step Solution
- Step 1: Write the proportion equation
239,767.23 : 330,881.18 = 132,334.91 : x - Step 2: Convert to fraction form
239,767.23/330,881.18 = 132,334.91/x - Step 3: Cross multiply
239,767.23x = 330,881.18 × 132,334.91 - Step 4: Simplify right side
239,767.23x = 43,787,128,859.91 - Step 5: Solve for x
x = 43,787,128,859.91/239,767.23 - Step 6: Final answer
x = 182,623.49
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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.