Finding the Fourth Proportional to 180,491.84, 248,927.64 and 135,275.96
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Solution
The fourth proportional to 180,491.84, 248,927.64 and 135,275.96 is: 186,567.58
Step by Step Solution
- Step 1: Write the proportion equation
180,491.84 : 248,927.64 = 135,275.96 : x - Step 2: Convert to fraction form
180,491.84/248,927.64 = 135,275.96/x - Step 3: Cross multiply
180,491.84x = 248,927.64 × 135,275.96 - Step 4: Simplify right side
180,491.84x = 33,673,925,471.53 - Step 5: Solve for x
x = 33,673,925,471.53/180,491.84 - Step 6: Final answer
x = 186,567.58
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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.