Finding the Fourth Proportional to 135,878.06, 202,902.07 and 110,967.52
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Solution
The fourth proportional to 135,878.06, 202,902.07 and 110,967.52 is: 165,704.01
Step by Step Solution
- Step 1: Write the proportion equation
135,878.06 : 202,902.07 = 110,967.52 : x - Step 2: Convert to fraction form
135,878.06/202,902.07 = 110,967.52/x - Step 3: Cross multiply
135,878.06x = 202,902.07 × 110,967.52 - Step 4: Simplify right side
135,878.06x = 22,515,539,510.77 - Step 5: Solve for x
x = 22,515,539,510.77/135,878.06 - Step 6: Final answer
x = 165,704.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.