Finding the Fourth Proportional to 134,516.70, 201,702.15 and 55,541.70
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Solution
The fourth proportional to 134,516.70, 201,702.15 and 55,541.70 is: 83,282.45
Step by Step Solution
- Step 1: Write the proportion equation
134,516.70 : 201,702.15 = 55,541.70 : x - Step 2: Convert to fraction form
134,516.70/201,702.15 = 55,541.70/x - Step 3: Cross multiply
134,516.70x = 201,702.15 × 55,541.70 - Step 4: Simplify right side
134,516.70x = 11,202,880,304.66 - Step 5: Solve for x
x = 11,202,880,304.66/134,516.70 - Step 6: Final answer
x = 83,282.45
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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.