Finding the Fourth Proportional to 176,910.84, 265,016.34 and 83,132.28
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Solution
The fourth proportional to 176,910.84, 265,016.34 and 83,132.28 is: 124,533.99
Step by Step Solution
- Step 1: Write the proportion equation
176,910.84 : 265,016.34 = 83,132.28 : x - Step 2: Convert to fraction form
176,910.84/265,016.34 = 83,132.28/x - Step 3: Cross multiply
176,910.84x = 265,016.34 × 83,132.28 - Step 4: Simplify right side
176,910.84x = 22,031,412,581.46 - Step 5: Solve for x
x = 22,031,412,581.46/176,910.84 - Step 6: Final answer
x = 124,533.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.