Finding the Fourth Proportional to 178,760.24, 246,690.90 and 97,090.08
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Solution
The fourth proportional to 178,760.24, 246,690.90 and 97,090.08 is: 133,985.27
Step by Step Solution
- Step 1: Write the proportion equation
178,760.24 : 246,690.90 = 97,090.08 : x - Step 2: Convert to fraction form
178,760.24/246,690.90 = 97,090.08/x - Step 3: Cross multiply
178,760.24x = 246,690.90 × 97,090.08 - Step 4: Simplify right side
178,760.24x = 23,951,239,216.27 - Step 5: Solve for x
x = 23,951,239,216.27/178,760.24 - Step 6: Final answer
x = 133,985.27
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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.