Finding the Fourth Proportional to 79,261.04, 118,907.09 and 29,341.56
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Solution
The fourth proportional to 79,261.04, 118,907.09 and 29,341.56 is: 44,018.09
Step by Step Solution
- Step 1: Write the proportion equation
79,261.04 : 118,907.09 = 29,341.56 : x - Step 2: Convert to fraction form
79,261.04/118,907.09 = 29,341.56/x - Step 3: Cross multiply
79,261.04x = 118,907.09 × 29,341.56 - Step 4: Simplify right side
79,261.04x = 3,488,919,515.66 - Step 5: Solve for x
x = 3,488,919,515.66/79,261.04 - Step 6: Final answer
x = 44,018.09
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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.