Finding the Fourth Proportional to 247,052.88, 340,934.20 and 133,875.84
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Solution
The fourth proportional to 247,052.88, 340,934.20 and 133,875.84 is: 184,749.32
Step by Step Solution
- Step 1: Write the proportion equation
247,052.88 : 340,934.20 = 133,875.84 : x - Step 2: Convert to fraction form
247,052.88/340,934.20 = 133,875.84/x - Step 3: Cross multiply
247,052.88x = 340,934.20 × 133,875.84 - Step 4: Simplify right side
247,052.88x = 45,642,852,409.73 - Step 5: Solve for x
x = 45,642,852,409.73/247,052.88 - Step 6: Final answer
x = 184,749.32
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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.