Finding the Fourth Proportional to 134,804.90, 202,207.35 and 133,055.30
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Solution
The fourth proportional to 134,804.90, 202,207.35 and 133,055.30 is: 199,582.95
Step by Step Solution
- Step 1: Write the proportion equation
134,804.90 : 202,207.35 = 133,055.30 : x - Step 2: Convert to fraction form
134,804.90/202,207.35 = 133,055.30/x - Step 3: Cross multiply
134,804.90x = 202,207.35 × 133,055.30 - Step 4: Simplify right side
134,804.90x = 26,904,759,616.46 - Step 5: Solve for x
x = 26,904,759,616.46/134,804.90 - Step 6: Final answer
x = 199,582.95
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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.