Finding the Fourth Proportional to 238,720.01, 329,424.44 and 131,283.63
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Solution
The fourth proportional to 238,720.01, 329,424.44 and 131,283.63 is: 181,166.37
Step by Step Solution
- Step 1: Write the proportion equation
238,720.01 : 329,424.44 = 131,283.63 : x - Step 2: Convert to fraction form
238,720.01/329,424.44 = 131,283.63/x - Step 3: Cross multiply
238,720.01x = 329,424.44 × 131,283.63 - Step 4: Simplify right side
238,720.01x = 43,248,036,622.13 - Step 5: Solve for x
x = 43,248,036,622.13/238,720.01 - Step 6: Final answer
x = 181,166.37
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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.