Finding the Fourth Proportional to 239,468.04, 330,440.58 and 132,031.68
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Solution
The fourth proportional to 239,468.04, 330,440.58 and 132,031.68 is: 182,189.76
Step by Step Solution
- Step 1: Write the proportion equation
239,468.04 : 330,440.58 = 132,031.68 : x - Step 2: Convert to fraction form
239,468.04/330,440.58 = 132,031.68/x - Step 3: Cross multiply
239,468.04x = 330,440.58 × 132,031.68 - Step 4: Simplify right side
239,468.04x = 43,628,624,917.57 - Step 5: Solve for x
x = 43,628,624,917.57/239,468.04 - Step 6: Final answer
x = 182,189.76
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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.