Finding the Fourth Proportional to 135,085.08, 202,682.70 and 56,184.60
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Solution
The fourth proportional to 135,085.08, 202,682.70 and 56,184.60 is: 84,299.81
Step by Step Solution
- Step 1: Write the proportion equation
135,085.08 : 202,682.70 = 56,184.60 : x - Step 2: Convert to fraction form
135,085.08/202,682.70 = 56,184.60/x - Step 3: Cross multiply
135,085.08x = 202,682.70 × 56,184.60 - Step 4: Simplify right side
135,085.08x = 11,387,646,426.42 - Step 5: Solve for x
x = 11,387,646,426.42/135,085.08 - Step 6: Final answer
x = 84,299.81
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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.