Finding the Fourth Proportional to 234,733.11, 352,119.36 and 74,831.76
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Solution
The fourth proportional to 234,733.11, 352,119.36 and 74,831.76 is: 112,253.92
Step by Step Solution
- Step 1: Write the proportion equation
234,733.11 : 352,119.36 = 74,831.76 : x - Step 2: Convert to fraction form
234,733.11/352,119.36 = 74,831.76/x - Step 3: Cross multiply
234,733.11x = 352,119.36 × 74,831.76 - Step 4: Simplify right side
234,733.11x = 26,349,711,438.87 - Step 5: Solve for x
x = 26,349,711,438.87/234,733.11 - Step 6: Final answer
x = 112,253.92
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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.