Finding the Fourth Proportional to 130,304.36, 179,727.30 and 119,583.84
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Solution
The fourth proportional to 130,304.36, 179,727.30 and 119,583.84 is: 164,940.62
Step by Step Solution
- Step 1: Write the proportion equation
130,304.36 : 179,727.30 = 119,583.84 : x - Step 2: Convert to fraction form
130,304.36/179,727.30 = 119,583.84/x - Step 3: Cross multiply
130,304.36x = 179,727.30 × 119,583.84 - Step 4: Simplify right side
130,304.36x = 21,492,480,686.83 - Step 5: Solve for x
x = 21,492,480,686.83/130,304.36 - Step 6: Final answer
x = 164,940.62
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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.