Finding the Fourth Proportional to 191,497.06, 264,276.41 and 106,612.26
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Solution
The fourth proportional to 191,497.06, 264,276.41 and 106,612.26 is: 147,130.75
Step by Step Solution
- Step 1: Write the proportion equation
191,497.06 : 264,276.41 = 106,612.26 : x - Step 2: Convert to fraction form
191,497.06/264,276.41 = 106,612.26/x - Step 3: Cross multiply
191,497.06x = 264,276.41 × 106,612.26 - Step 4: Simplify right side
191,497.06x = 28,175,105,334.79 - Step 5: Solve for x
x = 28,175,105,334.79/191,497.06 - Step 6: Final answer
x = 147,130.75
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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.