Finding the Fourth Proportional to 240,276.13, 331,564.80 and 132,831.67
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Solution
The fourth proportional to 240,276.13, 331,564.80 and 132,831.67 is: 183,298.72
Step by Step Solution
- Step 1: Write the proportion equation
240,276.13 : 331,564.80 = 132,831.67 : x - Step 2: Convert to fraction form
240,276.13/331,564.80 = 132,831.67/x - Step 3: Cross multiply
240,276.13x = 331,564.80 × 132,831.67 - Step 4: Simplify right side
240,276.13x = 44,042,306,097.22 - Step 5: Solve for x
x = 44,042,306,097.22/240,276.13 - Step 6: Final answer
x = 183,298.72
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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.