Finding the Fourth Proportional to 107,113.19, 160,511.40 and 101,122.18
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Solution
The fourth proportional to 107,113.19, 160,511.40 and 101,122.18 is: 151,533.74
Step by Step Solution
- Step 1: Write the proportion equation
107,113.19 : 160,511.40 = 101,122.18 : x - Step 2: Convert to fraction form
107,113.19/160,511.40 = 101,122.18/x - Step 3: Cross multiply
107,113.19x = 160,511.40 × 101,122.18 - Step 4: Simplify right side
107,113.19x = 16,231,261,880.30 - Step 5: Solve for x
x = 16,231,261,880.30/107,113.19 - Step 6: Final answer
x = 151,533.74
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1.5x scale
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.