Finding the Fourth Proportional to 221,079.54, 305,097.93 and 125,602.41
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Solution
The fourth proportional to 221,079.54, 305,097.93 and 125,602.41 is: 173,335.96
Step by Step Solution
- Step 1: Write the proportion equation
221,079.54 : 305,097.93 = 125,602.41 : x - Step 2: Convert to fraction form
221,079.54/305,097.93 = 125,602.41/x - Step 3: Cross multiply
221,079.54x = 305,097.93 × 125,602.41 - Step 4: Simplify right side
221,079.54x = 38,321,035,294.01 - Step 5: Solve for x
x = 38,321,035,294.01/221,079.54 - Step 6: Final answer
x = 173,335.96
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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.