Finding the Fourth Proportional to 179,888.58, 248,246.60 and 99,316.26
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Solution
The fourth proportional to 179,888.58, 248,246.60 and 99,316.26 is: 137,056.63
Step by Step Solution
- Step 1: Write the proportion equation
179,888.58 : 248,246.60 = 99,316.26 : x - Step 2: Convert to fraction form
179,888.58/248,246.60 = 99,316.26/x - Step 3: Cross multiply
179,888.58x = 248,246.60 × 99,316.26 - Step 4: Simplify right side
179,888.58x = 24,654,923,373.13 - Step 5: Solve for x
x = 24,654,923,373.13/179,888.58 - Step 6: Final answer
x = 137,056.63
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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.