Finding the Fourth Proportional to 163,960.70, 245,937.80 and 53,152.70
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Solution
The fourth proportional to 163,960.70, 245,937.80 and 53,152.70 is: 79,728.00
Step by Step Solution
- Step 1: Write the proportion equation
163,960.70 : 245,937.80 = 53,152.70 : x - Step 2: Convert to fraction form
163,960.70/245,937.80 = 53,152.70/x - Step 3: Cross multiply
163,960.70x = 245,937.80 × 53,152.70 - Step 4: Simplify right side
163,960.70x = 13,072,258,102.06 - Step 5: Solve for x
x = 13,072,258,102.06/163,960.70 - Step 6: Final answer
x = 79,728.00
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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.