Finding the Fourth Proportional to 92,202.16, 127,237.58 and 51,915.80
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Solution
The fourth proportional to 92,202.16, 127,237.58 and 51,915.80 is: 71,643.02
Step by Step Solution
- Step 1: Write the proportion equation
92,202.16 : 127,237.58 = 51,915.80 : x - Step 2: Convert to fraction form
92,202.16/127,237.58 = 51,915.80/x - Step 3: Cross multiply
92,202.16x = 127,237.58 × 51,915.80 - Step 4: Simplify right side
92,202.16x = 6,605,640,755.76 - Step 5: Solve for x
x = 6,605,640,755.76/92,202.16 - Step 6: Final answer
x = 71,643.02
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1.5x scale
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.