Finding the Fourth Proportional to 135,432.23, 203,180.74 and 56,502.59
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Solution
The fourth proportional to 135,432.23, 203,180.74 and 56,502.59 is: 84,767.39
Step by Step Solution
- Step 1: Write the proportion equation
135,432.23 : 203,180.74 = 56,502.59 : x - Step 2: Convert to fraction form
135,432.23/203,180.74 = 56,502.59/x - Step 3: Cross multiply
135,432.23x = 203,180.74 × 56,502.59 - Step 4: Simplify right side
135,432.23x = 11,480,236,890.96 - Step 5: Solve for x
x = 11,480,236,890.96/135,432.23 - Step 6: Final answer
x = 84,767.39
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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.