Finding the Fourth Proportional to 195,283.98, 269,479.20 and 109,228.08
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Solution
The fourth proportional to 195,283.98, 269,479.20 and 109,228.08 is: 150,727.65
Step by Step Solution
- Step 1: Write the proportion equation
195,283.98 : 269,479.20 = 109,228.08 : x - Step 2: Convert to fraction form
195,283.98/269,479.20 = 109,228.08/x - Step 3: Cross multiply
195,283.98x = 269,479.20 × 109,228.08 - Step 4: Simplify right side
195,283.98x = 29,434,695,615.94 - Step 5: Solve for x
x = 29,434,695,615.94/195,283.98 - Step 6: Final answer
x = 150,727.65
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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.