Finding the Fourth Proportional to 240,875.30, 332,407.74 and 131,979.74
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Solution
The fourth proportional to 240,875.30, 332,407.74 and 131,979.74 is: 182,131.95
Step by Step Solution
- Step 1: Write the proportion equation
240,875.30 : 332,407.74 = 131,979.74 : x - Step 2: Convert to fraction form
240,875.30/332,407.74 = 131,979.74/x - Step 3: Cross multiply
240,875.30x = 332,407.74 × 131,979.74 - Step 4: Simplify right side
240,875.30x = 43,871,087,099.19 - Step 5: Solve for x
x = 43,871,087,099.19/240,875.30 - Step 6: Final answer
x = 182,131.95
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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.