Finding the Fourth Proportional to 165,847.05, 248,768.28 and 99,305.55
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Solution
The fourth proportional to 165,847.05, 248,768.28 and 99,305.55 is: 148,956.95
Step by Step Solution
- Step 1: Write the proportion equation
165,847.05 : 248,768.28 = 99,305.55 : x - Step 2: Convert to fraction form
165,847.05/248,768.28 = 99,305.55/x - Step 3: Cross multiply
165,847.05x = 248,768.28 × 99,305.55 - Step 4: Simplify right side
165,847.05x = 24,704,070,867.95 - Step 5: Solve for x
x = 24,704,070,867.95/165,847.05 - Step 6: Final answer
x = 148,956.95
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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.