Finding the Fourth Proportional to 126,927.99, 175,179.33 and 73,202.58
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Solution
The fourth proportional to 126,927.99, 175,179.33 and 73,202.58 is: 101,030.35
Step by Step Solution
- Step 1: Write the proportion equation
126,927.99 : 175,179.33 = 73,202.58 : x - Step 2: Convert to fraction form
126,927.99/175,179.33 = 73,202.58/x - Step 3: Cross multiply
126,927.99x = 175,179.33 × 73,202.58 - Step 4: Simplify right side
126,927.99x = 12,823,578,918.67 - Step 5: Solve for x
x = 12,823,578,918.67/126,927.99 - Step 6: Final answer
x = 101,030.35
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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.