Finding the Fourth Proportional to 108,613.76, 162,946.08 and 33,730.08
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Solution
The fourth proportional to 108,613.76, 162,946.08 and 33,730.08 is: 50,603.02
Step by Step Solution
- Step 1: Write the proportion equation
108,613.76 : 162,946.08 = 33,730.08 : x - Step 2: Convert to fraction form
108,613.76/162,946.08 = 33,730.08/x - Step 3: Cross multiply
108,613.76x = 162,946.08 × 33,730.08 - Step 4: Simplify right side
108,613.76x = 5,496,184,314.09 - Step 5: Solve for x
x = 5,496,184,314.09/108,613.76 - Step 6: Final answer
x = 50,603.02
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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.