Finding the Fourth Proportional to 134,261.98, 201,351.85 and 44,288.12
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Solution
The fourth proportional to 134,261.98, 201,351.85 and 44,288.12 is: 66,418.61
Step by Step Solution
- Step 1: Write the proportion equation
134,261.98 : 201,351.85 = 44,288.12 : x - Step 2: Convert to fraction form
134,261.98/201,351.85 = 44,288.12/x - Step 3: Cross multiply
134,261.98x = 201,351.85 × 44,288.12 - Step 4: Simplify right side
134,261.98x = 8,917,494,279.64 - Step 5: Solve for x
x = 8,917,494,279.64/134,261.98 - Step 6: Final answer
x = 66,418.61
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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.