Finding the Fourth Proportional to 134,688.08, 202,033.12 and 59,788.08
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Solution
The fourth proportional to 134,688.08, 202,033.12 and 59,788.08 is: 89,682.57
Step by Step Solution
- Step 1: Write the proportion equation
134,688.08 : 202,033.12 = 59,788.08 : x - Step 2: Convert to fraction form
134,688.08/202,033.12 = 59,788.08/x - Step 3: Cross multiply
134,688.08x = 202,033.12 × 59,788.08 - Step 4: Simplify right side
134,688.08x = 12,079,173,173.57 - Step 5: Solve for x
x = 12,079,173,173.57/134,688.08 - Step 6: Final answer
x = 89,682.57
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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.