Finding the Fourth Proportional to 121,652.64, 182,502.18 and 37,397.79
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Solution
The fourth proportional to 121,652.64, 182,502.18 and 37,397.79 is: 56,103.82
Step by Step Solution
- Step 1: Write the proportion equation
121,652.64 : 182,502.18 = 37,397.79 : x - Step 2: Convert to fraction form
121,652.64/182,502.18 = 37,397.79/x - Step 3: Cross multiply
121,652.64x = 182,502.18 × 37,397.79 - Step 4: Simplify right side
121,652.64x = 6,825,178,202.18 - Step 5: Solve for x
x = 6,825,178,202.18/121,652.64 - Step 6: Final answer
x = 56,103.82
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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.