Finding the Fourth Proportional to 71,335.36, 106,937.52 and 24,577.12
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Solution
The fourth proportional to 71,335.36, 106,937.52 and 24,577.12 is: 36,843.11
Step by Step Solution
- Step 1: Write the proportion equation
71,335.36 : 106,937.52 = 24,577.12 : x - Step 2: Convert to fraction form
71,335.36/106,937.52 = 24,577.12/x - Step 3: Cross multiply
71,335.36x = 106,937.52 × 24,577.12 - Step 4: Simplify right side
71,335.36x = 2,628,216,261.54 - Step 5: Solve for x
x = 2,628,216,261.54/71,335.36 - Step 6: Final answer
x = 36,843.11
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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.