Finding the Fourth Proportional to 178,051.24, 245,713.64 and 97,477.44
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Solution
The fourth proportional to 178,051.24, 245,713.64 and 97,477.44 is: 134,520.47
Step by Step Solution
- Step 1: Write the proportion equation
178,051.24 : 245,713.64 = 97,477.44 : x - Step 2: Convert to fraction form
178,051.24/245,713.64 = 97,477.44/x - Step 3: Cross multiply
178,051.24x = 245,713.64 × 97,477.44 - Step 4: Simplify right side
178,051.24x = 23,951,536,600.28 - Step 5: Solve for x
x = 23,951,536,600.28/178,051.24 - Step 6: Final answer
x = 134,520.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.