Finding the Fourth Proportional to 235,526.18, 325,027.65 and 128,096.99
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Solution
The fourth proportional to 235,526.18, 325,027.65 and 128,096.99 is: 176,774.67
Step by Step Solution
- Step 1: Write the proportion equation
235,526.18 : 325,027.65 = 128,096.99 : x - Step 2: Convert to fraction form
235,526.18/325,027.65 = 128,096.99/x - Step 3: Cross multiply
235,526.18x = 325,027.65 × 128,096.99 - Step 4: Simplify right side
235,526.18x = 41,635,063,631.77 - Step 5: Solve for x
x = 41,635,063,631.77/235,526.18 - Step 6: Final answer
x = 176,774.67
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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.