Finding the Fourth Proportional to 159,442.24, 239,192.78 and 65,955.28
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Solution
The fourth proportional to 159,442.24, 239,192.78 and 65,955.28 is: 98,945.09
Step by Step Solution
- Step 1: Write the proportion equation
159,442.24 : 239,192.78 = 65,955.28 : x - Step 2: Convert to fraction form
159,442.24/239,192.78 = 65,955.28/x - Step 3: Cross multiply
159,442.24x = 239,192.78 × 65,955.28 - Step 4: Simplify right side
159,442.24x = 15,776,026,778.88 - Step 5: Solve for x
x = 15,776,026,778.88/159,442.24 - Step 6: Final answer
x = 98,945.09
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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.