Finding the Fourth Proportional to 133,239.44, 183,950.52 and 83,006.48
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Solution
The fourth proportional to 133,239.44, 183,950.52 and 83,006.48 is: 114,598.84
Step by Step Solution
- Step 1: Write the proportion equation
133,239.44 : 183,950.52 = 83,006.48 : x - Step 2: Convert to fraction form
133,239.44/183,950.52 = 83,006.48/x - Step 3: Cross multiply
133,239.44x = 183,950.52 × 83,006.48 - Step 4: Simplify right side
133,239.44x = 15,269,085,159.37 - Step 5: Solve for x
x = 15,269,085,159.37/133,239.44 - Step 6: Final answer
x = 114,598.84
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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.