Finding the Fourth Proportional to 173,239.04, 239,079.48 and 122,268.08
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Solution
The fourth proportional to 173,239.04, 239,079.48 and 122,268.08 is: 168,736.73
Step by Step Solution
- Step 1: Write the proportion equation
173,239.04 : 239,079.48 = 122,268.08 : x - Step 2: Convert to fraction form
173,239.04/239,079.48 = 122,268.08/x - Step 3: Cross multiply
173,239.04x = 239,079.48 × 122,268.08 - Step 4: Simplify right side
173,239.04x = 29,231,788,987.00 - Step 5: Solve for x
x = 29,231,788,987.00/173,239.04 - Step 6: Final answer
x = 168,736.73
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.