Finding the Fourth Proportional to 99,014.42, 148,530.36 and 27,937.68
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Solution
The fourth proportional to 99,014.42, 148,530.36 and 27,937.68 is: 41,908.98
Step by Step Solution
- Step 1: Write the proportion equation
99,014.42 : 148,530.36 = 27,937.68 : x - Step 2: Convert to fraction form
99,014.42/148,530.36 = 27,937.68/x - Step 3: Cross multiply
99,014.42x = 148,530.36 × 27,937.68 - Step 4: Simplify right side
99,014.42x = 4,149,593,058.59 - Step 5: Solve for x
x = 4,149,593,058.59/99,014.42 - Step 6: Final answer
x = 41,908.98
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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.