Finding the Fourth Proportional to 126,964.71, 175,204.56 and 73,246.53
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Solution
The fourth proportional to 126,964.71, 175,204.56 and 73,246.53 is: 101,076.32
Step by Step Solution
- Step 1: Write the proportion equation
126,964.71 : 175,204.56 = 73,246.53 : x - Step 2: Convert to fraction form
126,964.71/175,204.56 = 73,246.53/x - Step 3: Cross multiply
126,964.71x = 175,204.56 × 73,246.53 - Step 4: Simplify right side
126,964.71x = 12,833,126,060.18 - Step 5: Solve for x
x = 12,833,126,060.18/126,964.71 - Step 6: Final answer
x = 101,076.32
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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.