Finding the Fourth Proportional to 239,024.06, 329,840.70 and 131,573.12
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Solution
The fourth proportional to 239,024.06, 329,840.70 and 131,573.12 is: 181,564.02
Step by Step Solution
- Step 1: Write the proportion equation
239,024.06 : 329,840.70 = 131,573.12 : x - Step 2: Convert to fraction form
239,024.06/329,840.70 = 131,573.12/x - Step 3: Cross multiply
239,024.06x = 329,840.70 × 131,573.12 - Step 4: Simplify right side
239,024.06x = 43,398,170,001.98 - Step 5: Solve for x
x = 43,398,170,001.98/239,024.06 - Step 6: Final answer
x = 181,564.02
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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.