Finding the Fourth Proportional to 180,450.13, 248,450.61 and 158,924.65
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Solution
The fourth proportional to 180,450.13, 248,450.61 and 158,924.65 is: 218,813.51
Step by Step Solution
- Step 1: Write the proportion equation
180,450.13 : 248,450.61 = 158,924.65 : x - Step 2: Convert to fraction form
180,450.13/248,450.61 = 158,924.65/x - Step 3: Cross multiply
180,450.13x = 248,450.61 × 158,924.65 - Step 4: Simplify right side
180,450.13x = 39,484,926,236.54 - Step 5: Solve for x
x = 39,484,926,236.54/180,450.13 - Step 6: Final answer
x = 218,813.51
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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.