Finding the Fourth Proportional to 142,794.36, 214,192.08 and 48,007.08
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Solution
The fourth proportional to 142,794.36, 214,192.08 and 48,007.08 is: 72,010.80
Step by Step Solution
- Step 1: Write the proportion equation
142,794.36 : 214,192.08 = 48,007.08 : x - Step 2: Convert to fraction form
142,794.36/214,192.08 = 48,007.08/x - Step 3: Cross multiply
142,794.36x = 214,192.08 × 48,007.08 - Step 4: Simplify right side
142,794.36x = 10,282,736,319.93 - Step 5: Solve for x
x = 10,282,736,319.93/142,794.36 - Step 6: Final answer
x = 72,010.80
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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.