Finding the Fourth Proportional to 163,057.80, 244,586.70 and 109,913.70
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Solution
The fourth proportional to 163,057.80, 244,586.70 and 109,913.70 is: 164,870.55
Step by Step Solution
- Step 1: Write the proportion equation
163,057.80 : 244,586.70 = 109,913.70 : x - Step 2: Convert to fraction form
163,057.80/244,586.70 = 109,913.70/x - Step 3: Cross multiply
163,057.80x = 244,586.70 × 109,913.70 - Step 4: Simplify right side
163,057.80x = 26,883,429,167.79 - Step 5: Solve for x
x = 26,883,429,167.79/163,057.80 - Step 6: Final answer
x = 164,870.55
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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.