Finding the Fourth Proportional to 96,663.30, 133,395.06 and 53,649.26
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Solution
The fourth proportional to 96,663.30, 133,395.06 and 53,649.26 is: 74,035.82
Step by Step Solution
- Step 1: Write the proportion equation
96,663.30 : 133,395.06 = 53,649.26 : x - Step 2: Convert to fraction form
96,663.30/133,395.06 = 53,649.26/x - Step 3: Cross multiply
96,663.30x = 133,395.06 × 53,649.26 - Step 4: Simplify right side
96,663.30x = 7,156,546,256.66 - Step 5: Solve for x
x = 7,156,546,256.66/96,663.30 - Step 6: Final answer
x = 74,035.82
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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.