Finding the Fourth Proportional to 233,993.84, 350,990.04 and 76,221.92
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Solution
The fourth proportional to 233,993.84, 350,990.04 and 76,221.92 is: 114,332.65
Step by Step Solution
- Step 1: Write the proportion equation
233,993.84 : 350,990.04 = 76,221.92 : x - Step 2: Convert to fraction form
233,993.84/350,990.04 = 76,221.92/x - Step 3: Cross multiply
233,993.84x = 350,990.04 × 76,221.92 - Step 4: Simplify right side
233,993.84x = 26,753,134,749.68 - Step 5: Solve for x
x = 26,753,134,749.68/233,993.84 - Step 6: Final answer
x = 114,332.65
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.