Finding the Fourth Proportional to 134,816.16, 202,137.84 and 55,984.80
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Solution
The fourth proportional to 134,816.16, 202,137.84 and 55,984.80 is: 83,941.32
Step by Step Solution
- Step 1: Write the proportion equation
134,816.16 : 202,137.84 = 55,984.80 : x - Step 2: Convert to fraction form
134,816.16/202,137.84 = 55,984.80/x - Step 3: Cross multiply
134,816.16x = 202,137.84 × 55,984.80 - Step 4: Simplify right side
134,816.16x = 11,316,646,544.83 - Step 5: Solve for x
x = 11,316,646,544.83/134,816.16 - Step 6: Final answer
x = 83,941.32
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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.