Finding the Fourth Proportional to 235,613.21, 325,154.66 and 130,840.11
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Solution
The fourth proportional to 235,613.21, 325,154.66 and 130,840.11 is: 180,564.03
Step by Step Solution
- Step 1: Write the proportion equation
235,613.21 : 325,154.66 = 130,840.11 : x - Step 2: Convert to fraction form
235,613.21/325,154.66 = 130,840.11/x - Step 3: Cross multiply
235,613.21x = 325,154.66 × 130,840.11 - Step 4: Simplify right side
235,613.21x = 42,543,270,827.21 - Step 5: Solve for x
x = 42,543,270,827.21/235,613.21 - Step 6: Final answer
x = 180,564.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.