Finding the Fourth Proportional to 194,358.66, 268,204.08 and 107,140.94
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Solution
The fourth proportional to 194,358.66, 268,204.08 and 107,140.94 is: 147,848.50
Step by Step Solution
- Step 1: Write the proportion equation
194,358.66 : 268,204.08 = 107,140.94 : x - Step 2: Convert to fraction form
194,358.66/268,204.08 = 107,140.94/x - Step 3: Cross multiply
194,358.66x = 268,204.08 × 107,140.94 - Step 4: Simplify right side
194,358.66x = 28,735,637,243.04 - Step 5: Solve for x
x = 28,735,637,243.04/194,358.66 - Step 6: Final answer
x = 147,848.50
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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.