Finding the Fourth Proportional to 115,129.68, 172,375.65 and 58,848.63
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Solution
The fourth proportional to 115,129.68, 172,375.65 and 58,848.63 is: 88,109.95
Step by Step Solution
- Step 1: Write the proportion equation
115,129.68 : 172,375.65 = 58,848.63 : x - Step 2: Convert to fraction form
115,129.68/172,375.65 = 58,848.63/x - Step 3: Cross multiply
115,129.68x = 172,375.65 × 58,848.63 - Step 4: Simplify right side
115,129.68x = 10,144,070,847.86 - Step 5: Solve for x
x = 10,144,070,847.86/115,129.68 - Step 6: Final answer
x = 88,109.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.