Finding the Fourth Proportional to 77,045.37, 106,333.17 and 44,339.09
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Solution
The fourth proportional to 77,045.37, 106,333.17 and 44,339.09 is: 61,194.02
Step by Step Solution
- Step 1: Write the proportion equation
77,045.37 : 106,333.17 = 44,339.09 : x - Step 2: Convert to fraction form
77,045.37/106,333.17 = 44,339.09/x - Step 3: Cross multiply
77,045.37x = 106,333.17 × 44,339.09 - Step 4: Simplify right side
77,045.37x = 4,714,716,094.18 - Step 5: Solve for x
x = 4,714,716,094.18/77,045.37 - Step 6: Final answer
x = 61,194.02
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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.