Finding the Fourth Proportional to 234,666.84, 351,844.76 and 84,887.44
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Solution
The fourth proportional to 234,666.84, 351,844.76 and 84,887.44 is: 127,274.91
Step by Step Solution
- Step 1: Write the proportion equation
234,666.84 : 351,844.76 = 84,887.44 : x - Step 2: Convert to fraction form
234,666.84/351,844.76 = 84,887.44/x - Step 3: Cross multiply
234,666.84x = 351,844.76 × 84,887.44 - Step 4: Simplify right side
234,666.84x = 29,867,200,953.81 - Step 5: Solve for x
x = 29,867,200,953.81/234,666.84 - Step 6: Final answer
x = 127,274.91
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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.