Finding the Fourth Proportional to 94,607.24, 141,907.77 and 38,430.73
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Solution
The fourth proportional to 94,607.24, 141,907.77 and 38,430.73 is: 57,644.84
Step by Step Solution
- Step 1: Write the proportion equation
94,607.24 : 141,907.77 = 38,430.73 : x - Step 2: Convert to fraction form
94,607.24/141,907.77 = 38,430.73/x - Step 3: Cross multiply
94,607.24x = 141,907.77 × 38,430.73 - Step 4: Simplify right side
94,607.24x = 5,453,619,080.13 - Step 5: Solve for x
x = 5,453,619,080.13/94,607.24 - Step 6: Final answer
x = 57,644.84
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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.