Finding the Fourth Proportional to 189,320.96, 283,831.68 and 94,502.40
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Solution
The fourth proportional to 189,320.96, 283,831.68 and 94,502.40 is: 141,678.85
Step by Step Solution
- Step 1: Write the proportion equation
189,320.96 : 283,831.68 = 94,502.40 : x - Step 2: Convert to fraction form
189,320.96/283,831.68 = 94,502.40/x - Step 3: Cross multiply
189,320.96x = 283,831.68 × 94,502.40 - Step 4: Simplify right side
189,320.96x = 26,822,774,956.03 - Step 5: Solve for x
x = 26,822,774,956.03/189,320.96 - Step 6: Final answer
x = 141,678.85
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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.